diff options
Diffstat (limited to 'chrome/browser/views/download_tab_view.cc')
| -rw-r--r-- | chrome/browser/views/download_tab_view.cc | 1341 |
1 files changed, 0 insertions, 1341 deletions
diff --git a/chrome/browser/views/download_tab_view.cc b/chrome/browser/views/download_tab_view.cc deleted file mode 100644 index f4ab642..0000000 --- a/chrome/browser/views/download_tab_view.cc +++ /dev/null @@ -1,1341 +0,0 @@ -// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved. -// Use of this source code is governed by a BSD-style license that can be -// found in the LICENSE file. - -#include "chrome/browser/views/download_tab_view.h" - -#include <time.h> - -#include <algorithm> -#include <functional> - -#include "base/file_util.h" -#include "base/string_util.h" -#include "base/task.h" -#include "base/time_format.h" -#include "base/timer.h" -#include "chrome/browser/browser_process.h" -#include "chrome/browser/metrics/user_metrics.h" -#include "chrome/browser/profile.h" -#include "chrome/common/gfx/chrome_canvas.h" -#include "chrome/common/gfx/chrome_font.h" -#include "chrome/common/gfx/text_elider.h" -#include "chrome/common/l10n_util.h" -#include "chrome/common/notification_service.h" -#include "chrome/common/resource_bundle.h" -#include "chrome/common/stl_util-inl.h" -#include "chrome/common/time_format.h" -#include "chrome/views/background.h" -#include "googleurl/src/gurl.h" -#include "grit/generated_resources.h" -#include "grit/theme_resources.h" - -using base::Time; -using base::TimeDelta; - -// Approximate spacing, in pixels, taken from initial UI mock up screens -static const int kVerticalPadding = 5; -static const int kHorizontalLinkPadding = 15; -static const int kHorizontalButtonPadding = 8; - -// For vertical and horizontal element spacing -static const int kSpacer = 20; - -// Horizontal space between the left edge of the entries and the -// left edge of the view. -static const int kLeftMargin = 38; - -// x-position of the icon (massage this so it visually matches -// kDestinationSearchOffset in native_ui_contents.cc -static const int kDownloadIconOffset = 132; - -// Padding between the progress icon and the title, url -static const int kInfoPadding = 16; - -// Horizontal distance from the left window edge to the left icon edge -static const int kDateSize = 132; - -// Maximum size of the text for the file name or URL -static const int kFilenameSize = 350; - -// Maximum size of the progress text during download, which is taken -// out of kFilenameSize -static const int kProgressSize = 170; - -// Status label color (grey) -static const SkColor kStatusColor = SkColorSetRGB(128, 128, 128); - -// URL label color (green) -static const SkColor kUrlColor = SkColorSetRGB(0, 128, 0); - -// Paused download indicator (red) -static const SkColor kPauseColor = SkColorSetRGB(128, 0, 0); - -// Warning label color (blue) -static const SkColor kWarningColor = SkColorSetRGB(87, 108, 149); - -// Selected item background color -static const SkColor kSelectedItemColor = SkColorSetRGB(215, 232, 255); - -// State key used to identify search text. -static const wchar_t kSearchTextKey[] = L"st"; - -// The maximum number of characters we show in a file name when displaying the -// dangerous download message. -static const int kFileNameMaxLength = 20; - -// Sorting functor for DownloadItem -------------------------------------------- - -// Sort DownloadItems into ascending order by their start time. -class DownloadItemSorter : public std::binary_function<DownloadItem*, - DownloadItem*, - bool> { - public: - bool operator()(const DownloadItem* lhs, const DownloadItem* rhs) { - return lhs->start_time() < rhs->start_time(); - } -}; - - -// DownloadItemTabView implementation ------------------------------------------ -DownloadItemTabView::DownloadItemTabView() - : model_(NULL), - parent_(NULL), - is_floating_view_renderer_(false) { - // Create our element views using empty strings for now, - // set them based on the model's state in Layout(). - since_ = new views::Label(L""); - ResourceBundle& rb = ResourceBundle::GetSharedInstance(); - ChromeFont font = rb.GetFont(ResourceBundle::WebFont); - since_->SetHorizontalAlignment(views::Label::ALIGN_LEFT); - since_->SetFont(font); - AddChildView(since_); - - date_ = new views::Label(L""); - date_->SetColor(kStatusColor); - date_->SetHorizontalAlignment(views::Label::ALIGN_LEFT); - date_->SetFont(font); - AddChildView(date_); - - // file_name_ is enabled once the download has finished and we can open - // it via ShellExecute. - file_name_ = new views::Link(L""); - file_name_->SetHorizontalAlignment(views::Label::ALIGN_LEFT); - file_name_->SetController(this); - file_name_->SetFont(font); - AddChildView(file_name_); - - // dangerous_download_warning_ is enabled when a dangerous download has been - // initiated. - dangerous_download_warning_ = new views::Label(); - dangerous_download_warning_ ->SetMultiLine(true); - dangerous_download_warning_->SetColor(kWarningColor); - dangerous_download_warning_->SetHorizontalAlignment( - views::Label::ALIGN_LEFT); - dangerous_download_warning_->SetFont(font); - AddChildView(dangerous_download_warning_); - - // The save and discard buttons are shown to prompt the user when a dangerous - // download was started. - save_button_ = new views::NativeButton( - l10n_util::GetString(IDS_SAVE_DOWNLOAD)); - save_button_->set_enforce_dlu_min_size(false); - save_button_->SetListener(this); - discard_button_ = new views::NativeButton( - l10n_util::GetString(IDS_DISCARD_DOWNLOAD)); - discard_button_->SetListener(this); - discard_button_->set_enforce_dlu_min_size(false); - AddChildView(save_button_); - AddChildView(discard_button_); - - // Set our URL name - download_url_ = new views::Label(L""); - download_url_->SetColor(kUrlColor); - download_url_->SetHorizontalAlignment(views::Label::ALIGN_LEFT); - download_url_->SetFont(font); - AddChildView(download_url_); - - // Set our time remaining - time_remaining_ = new views::Label(L""); - time_remaining_->SetColor(kStatusColor); - time_remaining_->SetHorizontalAlignment(views::Label::ALIGN_LEFT); - time_remaining_->SetFont(font); - AddChildView(time_remaining_); - - // Set our download progress - download_progress_ = new views::Label(L""); - download_progress_->SetColor(kStatusColor); - download_progress_->SetHorizontalAlignment(views::Label::ALIGN_LEFT); - download_progress_->SetFont(font); - AddChildView(download_progress_); - - // Set our 'Pause', 'Cancel' and 'Show in folder' links using - // actual strings, since these are constant - pause_ = new views::Link(l10n_util::GetString(IDS_DOWNLOAD_LINK_PAUSE)); - pause_->SetController(this); - pause_->SetFont(font); - AddChildView(pause_); - - cancel_ = new views::Link(l10n_util::GetString(IDS_DOWNLOAD_LINK_CANCEL)); - cancel_->SetController(this); - cancel_->SetFont(font); - AddChildView(cancel_); - - show_ = new views::Link(l10n_util::GetString(IDS_DOWNLOAD_LINK_SHOW)); - show_->SetController(this); - show_->SetFont(font); - AddChildView(show_); -} - -DownloadItemTabView::~DownloadItemTabView() { -} - -void DownloadItemTabView::SetModel(DownloadItem* model, - DownloadTabView* parent) { - DCHECK(model && parent); - model_ = model; - parent_ = parent; - parent_->LookupIcon(model_); -} - -gfx::Size DownloadItemTabView::GetPreferredSize() { - gfx::Size pause_size = pause_->GetPreferredSize(); - gfx::Size cancel_size = cancel_->GetPreferredSize(); - gfx::Size show_size = show_->GetPreferredSize(); - return gfx::Size(parent_->big_icon_size() + - 2 * kSpacer + - kHorizontalLinkPadding + - kFilenameSize + - std::max(pause_size.width() + cancel_size.width() + - kHorizontalLinkPadding, show_size.width()), - parent_->big_icon_size()); -} - -// Each DownloadItemTabView has reasonably complex layout requirements -// that are based on the state of its model. To make the code much simpler -// to read, Layout() is split into state specific code which will result -// in some redundant code. -void DownloadItemTabView::Layout() { - DCHECK(model_); - switch (model_->state()) { - case DownloadItem::COMPLETE: - if (model_->safety_state() == DownloadItem::DANGEROUS) - LayoutPromptDangerousDownload(); - else - LayoutComplete(); - break; - case DownloadItem::CANCELLED: - LayoutCancelled(); - break; - case DownloadItem::IN_PROGRESS: - if (model_->safety_state() == DownloadItem::DANGEROUS) - LayoutPromptDangerousDownload(); - else - LayoutInProgress(); - break; - case DownloadItem::REMOVING: - break; - default: - NOTREACHED(); - } -} - -// Only display the date if the download is the last that occurred -// on a given day. -void DownloadItemTabView::LayoutDate() { - if (!parent_->ShouldDrawDateForDownload(model_)) { - since_->SetVisible(false); - date_->SetVisible(false); - return; - } - - since_->SetText(TimeFormat::RelativeDate(model_->start_time(), NULL)); - gfx::Size since_size = since_->GetPreferredSize(); - since_->SetBounds(kLeftMargin, parent_->big_icon_offset(), - kDateSize, since_size.height()); - since_->SetVisible(true); - - date_->SetText(base::TimeFormatShortDate(model_->start_time())); - gfx::Size date_size = date_->GetPreferredSize(); - date_->SetBounds(kLeftMargin, since_size.height() + kVerticalPadding + - parent_->big_icon_offset(), - kDateSize, date_size.height()); - date_->SetVisible(true); -} - -// DownloadItem::COMPLETE state layout -void DownloadItemTabView::LayoutComplete() { - // Hide unused UI elements - pause_->SetVisible(false); - pause_->SetEnabled(false); - cancel_->SetVisible(false); - cancel_->SetEnabled(false); - time_remaining_->SetVisible(false); - download_progress_->SetVisible(false); - dangerous_download_warning_->SetVisible(false); - save_button_->SetVisible(false); - save_button_->SetEnabled(false); - discard_button_->SetVisible(false); - discard_button_->SetEnabled(false); - - LayoutDate(); - int dx = kDownloadIconOffset - parent_->big_icon_offset() + - parent_->big_icon_size() + kInfoPadding; - - // File name and URL - ResourceBundle& rb = ResourceBundle::GetSharedInstance(); - ChromeFont font = rb.GetFont(ResourceBundle::WebFont); - file_name_->SetText( - gfx::ElideFilename(model_->GetFileName().ToWStringHack(), font, - kFilenameSize)); - - gfx::Size file_name_size = file_name_->GetPreferredSize(); - - file_name_->SetBounds(dx, parent_->big_icon_offset(), - std::min(kFilenameSize, - static_cast<int>(file_name_size.width())), - file_name_size.height()); - file_name_->SetVisible(true); - file_name_->SetEnabled(true); - - GURL url(model_->url()); - download_url_->SetURL(url); - gfx::Size url_size = download_url_->GetPreferredSize(); - download_url_->SetBounds(dx, - file_name_size.height() + kVerticalPadding + - parent_->big_icon_offset(), - std::min(kFilenameSize, - static_cast<int>(width() - dx)), - url_size.height()); - download_url_->SetVisible(true); - dx += kFilenameSize + kSpacer; - - // Action button (text is constant and set in constructor) - gfx::Size show_size = show_->GetPreferredSize(); - show_->SetBounds(dx, ((file_name_size.height() + url_size.height()) / 2) + - parent_->big_icon_offset(), - show_size.width(), show_size.height()); - show_->SetVisible(true); - show_->SetEnabled(true); -} - -// DownloadItem::CANCELLED state layout -void DownloadItemTabView::LayoutCancelled() { - // Hide unused UI elements - show_->SetVisible(false); - show_->SetEnabled(false); - pause_->SetVisible(false); - pause_->SetEnabled(false); - cancel_->SetVisible(false); - cancel_->SetEnabled(false); - dangerous_download_warning_->SetVisible(false); - save_button_->SetVisible(false); - save_button_->SetEnabled(false); - discard_button_->SetVisible(false); - discard_button_->SetEnabled(false); - - LayoutDate(); - int dx = kDownloadIconOffset - parent_->big_icon_offset() + - parent_->big_icon_size() + kInfoPadding; - - // File name and URL, truncated to show cancelled status - ResourceBundle& rb = ResourceBundle::GetSharedInstance(); - ChromeFont font = rb.GetFont(ResourceBundle::WebFont); - file_name_->SetText(gfx::ElideFilename(model_->GetFileName().ToWStringHack(), - font, - kFilenameSize)); - gfx::Size file_name_size = file_name_->GetPreferredSize(); - file_name_->SetBounds(dx, parent_->big_icon_offset(), - kFilenameSize - kProgressSize - kSpacer, - file_name_size.height()); - file_name_->SetVisible(true); - file_name_->SetEnabled(false); - - GURL url(model_->url()); - download_url_->SetURL(url); - gfx::Size url_size = download_url_->GetPreferredSize(); - download_url_->SetBounds(dx, - file_name_size.height() + kVerticalPadding + - parent_->big_icon_offset(), - std::min(kFilenameSize - kProgressSize - kSpacer, - static_cast<int>(width() - dx)), - url_size.height()); - download_url_->SetVisible(true); - - dx += kFilenameSize - kProgressSize; - - // Display cancelled status - time_remaining_->SetColor(kStatusColor); - time_remaining_->SetText(l10n_util::GetString(IDS_DOWNLOAD_TAB_CANCELLED)); - gfx::Size cancel_size = time_remaining_->GetPreferredSize(); - time_remaining_->SetBounds(dx, parent_->big_icon_offset(), - kProgressSize, cancel_size.height()); - time_remaining_->SetVisible(true); - - // Display received size, we may not know the total size if the server didn't - // provide a content-length. - int64 total = model_->total_bytes(); - int64 size = model_->received_bytes(); - DataUnits amount_units = GetByteDisplayUnits(size); - std::wstring received_size = FormatBytes(size, amount_units, true); - std::wstring amount = received_size; - - // We don't know which string we'll end up using for constructing the final - // progress string so we need to adjust both strings for the locale - // direction. - std::wstring amount_localized; - if (l10n_util::AdjustStringForLocaleDirection(amount, &amount_localized)) { - amount.assign(amount_localized); - received_size.assign(amount_localized); - } - - if (total > 0) { - amount_units = GetByteDisplayUnits(total); - std::wstring total_text = FormatBytes(total, amount_units, true); - std::wstring total_text_localized; - if (l10n_util::AdjustStringForLocaleDirection(total_text, - &total_text_localized)) - total_text.assign(total_text_localized); - - // Note that there is no need to adjust the new amount string for the - // locale direction as views::Label does that for us. - amount = l10n_util::GetStringF(IDS_DOWNLOAD_TAB_PROGRESS_SIZE, - received_size, - total_text); - } - - download_progress_->SetText(amount); - gfx::Size byte_size = download_progress_->GetPreferredSize(); - download_progress_->SetBounds(dx, - file_name_size.height() + kVerticalPadding + - parent_->big_icon_offset(), - kProgressSize, - byte_size.height()); - download_progress_->SetVisible(true); -} - -// DownloadItem::IN_PROGRESS state layout -void DownloadItemTabView::LayoutInProgress() { - // Hide unused UI elements - show_->SetVisible(false); - show_->SetEnabled(false); - dangerous_download_warning_->SetVisible(false); - save_button_->SetVisible(false); - save_button_->SetEnabled(false); - discard_button_->SetVisible(false); - discard_button_->SetEnabled(false); - - LayoutDate(); - int dx = kDownloadIconOffset - parent_->big_icon_offset() + - parent_->big_icon_size() + kInfoPadding; - - // File name and URL, truncated to show progress status - ResourceBundle& rb = ResourceBundle::GetSharedInstance(); - ChromeFont font = rb.GetFont(ResourceBundle::WebFont); - file_name_->SetText(gfx::ElideFilename(model_->GetFileName().ToWStringHack(), - font, - kFilenameSize)); - gfx::Size file_name_size = file_name_->GetPreferredSize(); - file_name_->SetBounds(dx, parent_->big_icon_offset(), - kFilenameSize - kProgressSize - kSpacer, - file_name_size.height()); - file_name_->SetVisible(true); - file_name_->SetEnabled(false); - - GURL url(model_->url()); - download_url_->SetURL(url); - gfx::Size url_size = download_url_->GetPreferredSize(); - download_url_->SetBounds(dx, file_name_size.height() + kVerticalPadding + - parent_->big_icon_offset(), - std::min(kFilenameSize - kProgressSize - kSpacer, - static_cast<int>(width() - dx)), - url_size.height()); - download_url_->SetVisible(true); - - dx += kFilenameSize - kProgressSize; - - // Set the time remaining and progress display strings. This can - // be complicated by not having received the total download size - // In that case, we can't calculate time remaining so we just - // display speed and received size. - - // Size - int64 total = model_->total_bytes(); - int64 size = model_->received_bytes(); - DataUnits amount_units = GetByteDisplayUnits(size); - std::wstring received_size = FormatBytes(size, amount_units, true); - std::wstring amount = received_size; - - // Adjust both strings for the locale direction since we don't yet know which - // string we'll end up using for constructing the final progress string. - std::wstring amount_localized; - if (l10n_util::AdjustStringForLocaleDirection(amount, &amount_localized)) { - amount.assign(amount_localized); - received_size.assign(amount_localized); - } - - if (total > 0) { - amount_units = GetByteDisplayUnits(total); - std::wstring total_text = FormatBytes(total, amount_units, true); - std::wstring total_text_localized; - if (l10n_util::AdjustStringForLocaleDirection(total_text, - &total_text_localized)) - total_text.assign(total_text_localized); - - amount = l10n_util::GetStringF(IDS_DOWNLOAD_TAB_PROGRESS_SIZE, - received_size, - total_text); - - // We adjust the 'amount' string in case we use it as part of the progress - // text. - if (l10n_util::AdjustStringForLocaleDirection(amount, &amount_localized)) - amount.assign(amount_localized); - } - - // Speed - int64 speed = model_->CurrentSpeed(); - std::wstring progress = amount; - if (!model_->is_paused() && speed > 0) { - amount_units = GetByteDisplayUnits(speed); - std::wstring speed_text = FormatSpeed(speed, amount_units, true); - std::wstring speed_text_localized; - if (l10n_util::AdjustStringForLocaleDirection(speed_text, - &speed_text_localized)) - speed_text.assign(speed_text_localized); - - progress = l10n_util::GetStringF(IDS_DOWNLOAD_TAB_PROGRESS_SPEED, - speed_text, - amount); - - // For some reason, the appearance of the dash character ('-') in a string - // causes Windows to ignore the 'LRE'/'RLE'/'PDF' Unicode formatting - // characters within the string and this causes the string to be displayed - // incorrectly on RTL UIs. Therefore, we add the Unicode right-to-left - // override character (U+202E) if the locale is RTL in order to fix this - // problem. - if (l10n_util::GetTextDirection() == l10n_util::RIGHT_TO_LEFT) - progress.insert(0, L"\x202E"); - } - - // Time remaining - int y_pos = file_name_size.height() + kVerticalPadding + - parent_->big_icon_offset(); - gfx::Size time_size; - time_remaining_->SetColor(kStatusColor); - if (model_->is_paused()) { - time_remaining_->SetColor(kPauseColor); - time_remaining_->SetText( - l10n_util::GetString(IDS_DOWNLOAD_PROGRESS_PAUSED)); - time_size = time_remaining_->GetPreferredSize(); - time_remaining_->SetBounds(dx, parent_->big_icon_offset(), - kProgressSize, time_size.height()); - time_remaining_->SetVisible(true); - } else if (total > 0) { - TimeDelta remaining; - if (model_->TimeRemaining(&remaining)) - time_remaining_->SetText(TimeFormat::TimeRemaining(remaining)); - time_size = time_remaining_->GetPreferredSize(); - time_remaining_->SetBounds(dx, parent_->big_icon_offset(), - kProgressSize, time_size.height()); - time_remaining_->SetVisible(true); - } else { - time_remaining_->SetText(L""); - y_pos = ((file_name_size.height() + url_size.height()) / 2) + - parent_->big_icon_offset(); - } - - download_progress_->SetText(progress); - gfx::Size byte_size = download_progress_->GetPreferredSize(); - download_progress_->SetBounds(dx, y_pos, - kProgressSize, byte_size.height()); - download_progress_->SetVisible(true); - - dx += kProgressSize + kSpacer; - y_pos = ((file_name_size.height() + url_size.height()) / 2) + - parent_->big_icon_offset(); - - // Pause (or Resume) / Cancel buttons. - if (model_->is_paused()) - pause_->SetText(l10n_util::GetString(IDS_DOWNLOAD_LINK_RESUME)); - else - pause_->SetText(l10n_util::GetString(IDS_DOWNLOAD_LINK_PAUSE)); - - pause_->SetVisible(true); - pause_->SetEnabled(true); - gfx::Size pause_size = pause_->GetPreferredSize(); - pause_->SetBounds(dx, y_pos, pause_size.width(), pause_size.height()); - - dx += pause_size.width() + kHorizontalLinkPadding; - - gfx::Size cancel_size = cancel_->GetPreferredSize(); - cancel_->SetBounds(dx, y_pos, cancel_size.width(), cancel_size.height()); - cancel_->SetVisible(true); - cancel_->SetEnabled(true); -} - -void DownloadItemTabView::LayoutPromptDangerousDownload() { - // Hide unused UI elements - show_->SetVisible(false); - show_->SetEnabled(false); - file_name_->SetVisible(false); - file_name_->SetEnabled(false); - pause_->SetVisible(false); - pause_->SetEnabled(false); - cancel_->SetVisible(false); - cancel_->SetEnabled(false); - time_remaining_->SetVisible(false); - download_progress_->SetVisible(false); - - LayoutDate(); - int dx = kDownloadIconOffset - parent_->big_icon_offset() + - parent_->big_icon_size() + kInfoPadding; - - // Warning message and URL. - std::wstring file_name; - ElideString(model_->original_name().ToWStringHack(), kFileNameMaxLength, &file_name); - dangerous_download_warning_->SetText( - l10n_util::GetStringF(IDS_PROMPT_DANGEROUS_DOWNLOAD, file_name)); - gfx::Size warning_size = dangerous_download_warning_->GetPreferredSize(); - dangerous_download_warning_->SetBounds(dx, 0, - kFilenameSize, warning_size.height()); - dangerous_download_warning_->SetVisible(true); - - GURL url(model_->url()); - download_url_->SetURL(url); - gfx::Size url_size = download_url_->GetPreferredSize(); - download_url_->SetBounds(dx, height() - url_size.height(), - std::min(kFilenameSize - kSpacer, - static_cast<int>(width() - dx)), - url_size.height()); - download_url_->SetVisible(true); - - dx += kFilenameSize + kSpacer; - - // Save/Discard buttons. - gfx::Size button_size = save_button_->GetPreferredSize(); - save_button_->SetBounds(dx, (height() - button_size.height()) / 2, - button_size.width(), button_size.height()); - save_button_->SetVisible(true); - save_button_->SetEnabled(true); - - dx += button_size.width() + kHorizontalButtonPadding; - - button_size = discard_button_->GetPreferredSize(); - discard_button_->SetBounds(dx, (height() - button_size.height()) / 2, - button_size.width(), button_size.height()); - discard_button_->SetVisible(true); - discard_button_->SetEnabled(true); -} - -void DownloadItemTabView::Paint(ChromeCanvas* canvas) { - PaintBackground(canvas); - - if (model_->state() == DownloadItem::IN_PROGRESS && - model_->safety_state() != DownloadItem::DANGEROUS) { - // For most languages, 'offset' will be 0. For languages where the dangerous - // download warning is longer than usual, the download view will be slightly - // larger and 'offset' will be positive value that lines up the progress - // halo and the file's icon in order to accomodate the larger view. - int offset = (parent_->big_icon_size() - - download_util::kBigProgressIconSize) / 2; - download_util::PaintDownloadProgress( - canvas, - this, - offset + kDownloadIconOffset - - parent_->big_icon_offset(), - offset, - parent_->start_angle(), - model_->PercentComplete(), - download_util::BIG); - } - - // Most of the UI elements in the DownloadItemTabView are represented as - // child Views and therefore they get mirrored automatically in - // right-to-left UIs. The download item icon is not contained within a child - // View so we need to mirror it manually if the locale is RTL. - SkBitmap* icon = parent_->LookupIcon(model_); - if (icon) { - gfx::Rect icon_bounds(kDownloadIconOffset, - parent_->big_icon_offset(), - icon->width(), icon->height()); - icon_bounds.set_x(MirroredLeftPointForRect(icon_bounds)); - canvas->DrawBitmapInt(*icon, icon_bounds.x(), icon_bounds.y()); - } -} - -void DownloadItemTabView::PaintBackground(ChromeCanvas* canvas) { - if (parent_->ItemIsSelected(model_)) { - // Before we paint the border and the focus rect, we need to mirror the - // highlighted area if the View is using a right-to-left UI layout. We need - // to explicitly mirror the position because the highlighted area is - // directly painted on the canvas (as opposed to being represented as a - // child View like the rest of the UI elements in DownloadItemTabView). - gfx::Rect highlighted_bounds(kDownloadIconOffset - - parent_->big_icon_offset(), - 0, - parent_->big_icon_size() + - kInfoPadding + kFilenameSize, - parent_->big_icon_size()); - highlighted_bounds.set_x(MirroredLeftPointForRect(highlighted_bounds)); - - canvas->FillRectInt(kSelectedItemColor, - highlighted_bounds.x(), - highlighted_bounds.y(), - highlighted_bounds.width(), - highlighted_bounds.height()); - - canvas->DrawFocusRect(highlighted_bounds.x(), - highlighted_bounds.y(), - highlighted_bounds.width(), - highlighted_bounds.height()); - } -} - -bool DownloadItemTabView::OnMousePressed(const views::MouseEvent& event) { - gfx::Point point(event.location()); - - // If the click is in the highlight region, then highlight this download. - // Otherwise, remove the highlighting from any download. - gfx::Rect select_rect( - kDownloadIconOffset - parent_->big_icon_offset(), - 0, - kDownloadIconOffset - parent_->big_icon_offset() + - parent_->big_icon_size() + kInfoPadding + kFilenameSize, - parent_->big_icon_size()); - - // The position of the highlighted region does not take into account the - // View's UI layout so we have to manually mirror the position if the View is - // using a right-to-left UI layout. - gfx::Rect mirrored_rect(select_rect); - select_rect.set_x(MirroredLeftPointForRect(mirrored_rect)); - if (select_rect.Contains(point)) { - parent_->ItemBecameSelected(model_); - - // Don't show the right-click menu if we are prompting the user for a - // dangerous download. - if (event.IsRightMouseButton() && - model_->safety_state() != DownloadItem::DANGEROUS) { - views::View::ConvertPointToScreen(this, &point); - - download_util::DownloadDestinationContextMenu menu( - model_, GetWidget()->GetHWND(), point.ToPOINT()); - } - } else { - parent_->ItemBecameSelected(NULL); - } - - return true; -} - -// Handle drag (file copy) operations. -bool DownloadItemTabView::OnMouseDragged(const views::MouseEvent& event) { - if (model_->state() != DownloadItem::COMPLETE || - model_->safety_state() == DownloadItem::DANGEROUS) - return false; - - CPoint point(event.x(), event.y()); - - // In order to make sure drag and drop works as expected when the UI is - // mirrored, we can either flip the mouse X coordinate or flip the X position - // of the drag rectangle. Flipping the mouse X coordinate is easier. - point.x = MirroredXCoordinateInsideView(point.x); - CRect drag_rect(kDownloadIconOffset - - parent_->big_icon_offset(), - 0, - kDownloadIconOffset - - parent_->big_icon_offset() + - parent_->big_icon_size() + kInfoPadding + - kFilenameSize, - parent_->big_icon_size()); - - if (drag_rect.PtInRect(point)) { - SkBitmap* icon = parent_->LookupIcon(model_); - if (icon) - download_util::DragDownload(model_, icon); - } - - return true; -} - -void DownloadItemTabView::LinkActivated(views::Link* source, int event_flags) { - // There are several links in our view that could have been clicked: - if (source == file_name_) { - views::Widget* widget = this->GetWidget(); - HWND parent_window = widget ? widget->GetHWND() : NULL; - model_->manager()->OpenDownloadInShell(model_, parent_window); - } else if (source == pause_) { - model_->TogglePause(); - } else if (source == cancel_) { - model_->Cancel(true /* update history service */); - } else if (source == show_) { - model_->manager()->ShowDownloadInShell(model_); - } else { - NOTREACHED(); - } - - parent_->ItemBecameSelected(model_); -} - -void DownloadItemTabView::ButtonPressed(views::NativeButton* sender) { - if (sender == save_button_) { - parent_->model()->DangerousDownloadValidated(model_); - // Relayout and repaint to display the right mode (complete or in progress). - Layout(); - SchedulePaint(); - } else if (sender == discard_button_) { - model_->Remove(true); - } else { - NOTREACHED(); - } -} - -// DownloadTabView implementation ---------------------------------------------- - -DownloadTabView::DownloadTabView(DownloadManager* model) - : model_(model), - big_icon_size_(download_util::GetBigProgressIconSize()), - big_icon_offset_(download_util::GetBigProgressIconOffset()), - start_angle_(download_util::kStartAngleDegrees), - scroll_helper_(kSpacer, big_icon_size_ + kSpacer), - selected_index_(-1) { - DCHECK(model_); -} - -DownloadTabView::~DownloadTabView() { - StopDownloadProgress(); - model_->RemoveObserver(this); - - // DownloadManager owns the contents. - for (OrderedDownloads::iterator it = downloads_.begin(); - it != downloads_.end(); ++it) { - (*it)->RemoveObserver(this); - } - downloads_.clear(); - ClearDownloadInProgress(); - ClearDangerousDownloads(); - - - icon_consumer_.CancelAllRequests(); -} - -void DownloadTabView::Initialize() { - model_->AddObserver(this); -} - -// Start progress animation timers when we get our first (in-progress) download. -void DownloadTabView::StartDownloadProgress() { - if (progress_timer_.IsRunning()) - return; - progress_timer_.Start( - TimeDelta::FromMilliseconds(download_util::kProgressRateMs), this, - &DownloadTabView::UpdateDownloadProgress); -} - -// Stop progress animation when there are no more in-progress downloads. -void DownloadTabView::StopDownloadProgress() { - progress_timer_.Stop(); -} - -// Update our animations. -void DownloadTabView::UpdateDownloadProgress() { - start_angle_ = (start_angle_ + download_util::kUnknownIncrementDegrees) % - download_util::kMaxDegrees; - SchedulePaint(); -} - -void DownloadTabView::Layout() { - DetachAllFloatingViews(); - // Dangerous downloads items use NativeButtons, so they need to be attached - // as NativeControls are not supported yet in floating views. - gfx::Rect visible_bounds = GetVisibleBounds(); - int row_start = (visible_bounds.y() - kSpacer) / - (big_icon_size_ + kSpacer); - int row_stop = (visible_bounds.y() - kSpacer + visible_bounds.height()) / - (big_icon_size_ + kSpacer); - row_stop = std::min(row_stop, static_cast<int>(downloads_.size()) - 1); - for (int i = row_start; i <= row_stop; ++i) { - // The DownloadManager stores downloads earliest first, but this view - // displays latest first, so adjust the index: - int index = static_cast<int>(downloads_.size()) - 1 - i; - if (downloads_[index]->safety_state() == DownloadItem::DANGEROUS) - ValidateFloatingViewForID(index); - } - View* v = GetParent(); - if (v) { - int h = static_cast<int>(downloads_.size()) * - (big_icon_size_ + kSpacer) + kSpacer; - SetBounds(x(), y(), v->width(), h); - } -} - -// Paint our scrolled region -void DownloadTabView::Paint(ChromeCanvas* canvas) { - views::View::Paint(canvas); - - if (download_util::kBigIconSize == 0 || downloads_.size() == 0) - return; - - SkRect clip; - if (canvas->getClipBounds(&clip)) { - int row_start = (SkScalarRound(clip.fTop) - kSpacer) / - (big_icon_size_ + kSpacer); - int row_stop = - std::min(static_cast<int>(downloads_.size()) - 1, - (SkScalarRound(clip.fBottom) - kSpacer) / - (big_icon_size_ + kSpacer)); - SkRect download_rect; - for (int i = row_start; i <= row_stop; ++i) { - int y = i * (big_icon_size_ + kSpacer) + kSpacer; - if (HasFloatingViewForPoint(0, y)) - continue; - download_rect.set(SkIntToScalar(0), - SkIntToScalar(y), - SkIntToScalar(width()), - SkIntToScalar(y + big_icon_size_)); - if (SkRect::Intersects(clip, download_rect)) { - // The DownloadManager stores downloads earliest first, but this - // view displays latest first, so adjust the index: - int index = static_cast<int>(downloads_.size()) - 1 - i; - download_renderer_.SetModel(downloads_[index], this); - PaintFloatingView(canvas, &download_renderer_, - 0, y, width(), big_icon_size_); - } - } - } -} - -// Draw the DownloadItemTabView for the current position. -bool DownloadTabView::GetFloatingViewIDForPoint(int x, int y, int* id) { - if (y < kSpacer || - y > (kSpacer + big_icon_size_) * static_cast<int>(downloads_.size())) - return false; - - // Are we hovering over a download or the spacer? If we're over the - // download, create a floating view for it. - if ((y - kSpacer) % (big_icon_size_ + kSpacer) < big_icon_size_) { - int row = y / (big_icon_size_ + kSpacer); - *id = static_cast<int>(downloads_.size()) - 1 - row; - return true; - } - return false; -} - -views::View* DownloadTabView::CreateFloatingViewForIndex(int index) { - if (index >= static_cast<int>(downloads_.size())) { - // It's possible that the downloads have been cleared via the "Clear - // Browsing Data" command, so this index is gone. - return NULL; - } - - DownloadItemTabView* dl = new DownloadItemTabView(); - // We attach the view before layout as the Save/Discard buttons are native - // and need to be in the tree hierarchy to compute their preferred size - // correctly. - AttachFloatingView(dl, index); - dl->SetModel(downloads_[index], this); - int row = static_cast<int>(downloads_.size()) - 1 - index; - int y_pos = row * (big_icon_size_ + kSpacer) + kSpacer; - dl->SetBounds(0, y_pos, width(), big_icon_size_); - dl->Layout(); - return dl; -} - -bool DownloadTabView::EnumerateFloatingViews( - views::View::FloatingViewPosition position, - int starting_id, int* id) { - DCHECK(id); - return View::EnumerateFloatingViewsForInterval( - 0, static_cast<int>(downloads_.size()), false, position, starting_id, id); -} - -views::View* DownloadTabView::ValidateFloatingViewForID(int id) { - return CreateFloatingViewForIndex(id); -} - -void DownloadTabView::OnDownloadUpdated(DownloadItem* download) { - switch (download->state()) { - case DownloadItem::COMPLETE: - case DownloadItem::CANCELLED: { - base::hash_set<DownloadItem*>::iterator d = in_progress_.find(download); - if (d != in_progress_.end()) { - // If this is a dangerous download not yet validated by the user, we - // still need to be notified when the validation happens. - if (download->safety_state() != DownloadItem::DANGEROUS) { - (*d)->RemoveObserver(this); - } else { - // Add the download to dangerous_downloads_ so we call RemoveObserver - // on ClearDangerousDownloads(). - dangerous_downloads_.insert(download); - } - in_progress_.erase(d); - } - if (in_progress_.empty()) - StopDownloadProgress(); - LoadIcon(download); - break; - } - case DownloadItem::IN_PROGRESS: { - // If all IN_PROGRESS downloads are paused, don't waste CPU issuing any - // further progress updates until at least one download is active again. - if (download->is_paused()) { - bool continue_update = false; - base::hash_set<DownloadItem*>::iterator it = in_progress_.begin(); - for (; it != in_progress_.end(); ++it) { - if (!(*it)->is_paused()) { - continue_update = true; - break; - } - } - if (!continue_update) - StopDownloadProgress(); - } else { - StartDownloadProgress(); - } - break; - } - case DownloadItem::REMOVING: - // Handled below. - break; - default: - NOTREACHED(); - break; - } - - OrderedDownloads::iterator it = find(downloads_.begin(), - downloads_.end(), - download); - if (it == downloads_.end()) - return; - - const int index = static_cast<int>(it - downloads_.begin()); - DownloadItemTabView* view = - static_cast<DownloadItemTabView*>(RetrieveFloatingViewForID(index)); - if (view) { - if (download->state() != DownloadItem::REMOVING) { - view->Layout(); - SchedulePaintForViewAtIndex(index); - } else if (selected_index_ == index) { - selected_index_ = -1; - } - } -} - -// A download has started or been deleted. Query our DownloadManager for the -// current set of downloads, which will call us back in SetDownloads once it -// has retrieved them. -void DownloadTabView::ModelChanged() { - downloads_.clear(); - ClearDownloadInProgress(); - ClearDangerousDownloads(); - DetachAllFloatingViews(); - - // Issue the query. - model_->GetDownloads(this, search_text_); -} - -void DownloadTabView::SetDownloads(std::vector<DownloadItem*>& downloads) { - // Stop progress timers. - StopDownloadProgress(); - - // Clear out old state and remove self as observer for each download. - downloads_.clear(); - ClearDownloadInProgress(); - ClearDangerousDownloads(); - - // Swap new downloads in. - downloads_.swap(downloads); - sort(downloads_.begin(), downloads_.end(), DownloadItemSorter()); - - // Scan for any in progress downloads and add ourself to them as an observer. - for (OrderedDownloads::iterator it = downloads_.begin(); - it != downloads_.end(); ++it) { - DownloadItem* download = *it; - if (download->state() == DownloadItem::IN_PROGRESS) { - download->AddObserver(this); - in_progress_.insert(download); - } else if (download->safety_state() == DownloadItem::DANGEROUS) { - // We need to be notified when the user validates the dangerous download. - download->AddObserver(this); - dangerous_downloads_.insert(download); - } - } - - // Start any progress timers if required. - if (!in_progress_.empty()) - StartDownloadProgress(); - - // Update the UI. - selected_index_ = -1; - GetParent()->GetParent()->Layout(); - SchedulePaint(); -} - - -// If we have the icon in our cache, then return it. If not, look it up via the -// IconManager. Ignore in progress requests (duplicates). -SkBitmap* DownloadTabView::LookupIcon(DownloadItem* download) { - IconManager* im = g_browser_process->icon_manager(); - // Fast look up. - SkBitmap* icon = im->LookupIcon(download->full_path().ToWStringHack(), - IconLoader::NORMAL); - - // Expensive look up. - if (!icon) - LoadIcon(download); - - return icon; -} - -// Bypass the caches and perform the Icon extraction directly. This is useful in -// the case where the download has completed and we want to re-check the file -// to see if it has an embedded icon (which we couldn't do at download start). -void DownloadTabView::LoadIcon(DownloadItem* download) { - IconManager* im = g_browser_process->icon_manager(); - IconManager::Handle h = - im->LoadIcon(download->full_path().ToWStringHack(), IconLoader::NORMAL, - &icon_consumer_, - NewCallback(this, &DownloadTabView::OnExtractIconComplete)); - icon_consumer_.SetClientData(im, h, download); -} - -void DownloadTabView::ClearDownloadInProgress() { - for (base::hash_set<DownloadItem*>::iterator it = in_progress_.begin(); - it != in_progress_.end(); ++it) - (*it)->RemoveObserver(this); - in_progress_.clear(); -} - -void DownloadTabView::ClearDangerousDownloads() { - base::hash_set<DownloadItem*>::const_iterator it; - for (it = dangerous_downloads_.begin(); - it != dangerous_downloads_.end(); ++it) - (*it)->RemoveObserver(this); - dangerous_downloads_.clear(); -} - -// Check to see if the download is the latest download on a given day. -// We use this to determine when to draw the date next to a particular -// download view: if the DownloadItem is the latest download on a given -// day, the date gets drawn. -bool DownloadTabView::ShouldDrawDateForDownload(DownloadItem* download) { - DCHECK(download); - OrderedDownloads::iterator it = find(downloads_.begin(), - downloads_.end(), - download); - DCHECK(it != downloads_.end()); - const int index = static_cast<int>(it - downloads_.begin()); - - // If download is the last or only download, it draws the date. - if (downloads_.size() - 1 == index) - return true; - - const DownloadItem* next = downloads_[index + 1]; - - Time next_midnight = next->start_time().LocalMidnight(); - Time curr_midnight = download->start_time().LocalMidnight(); - if (next_midnight == curr_midnight) { - // 'next' happened today: let it draw the date so we don't have to. - return false; - } - return true; -} - -int DownloadTabView::GetPageScrollIncrement( - views::ScrollView* scroll_view, bool is_horizontal, - bool is_positive) { - return scroll_helper_.GetPageScrollIncrement(scroll_view, is_horizontal, - is_positive); -} - -int DownloadTabView::GetLineScrollIncrement( - views::ScrollView* scroll_view, bool is_horizontal, - bool is_positive) { - return scroll_helper_.GetLineScrollIncrement(scroll_view, is_horizontal, - is_positive); -} - -void DownloadTabView::ItemBecameSelected(const DownloadItem* download) { - int index = -1; - if (download != NULL) { - OrderedDownloads::const_iterator it = find(downloads_.begin(), - downloads_.end(), - download); - DCHECK(it != downloads_.end()); - index = static_cast<int>(it - downloads_.begin()); - if (index == selected_index_) - return; // Avoid unnecessary paint. - } - - if (selected_index_ >= 0) - SchedulePaintForViewAtIndex(selected_index_); - if (index >= 0) - SchedulePaintForViewAtIndex(index); - selected_index_ = index; -} - -bool DownloadTabView::ItemIsSelected(DownloadItem* download) { - OrderedDownloads::iterator it = find(downloads_.begin(), - downloads_.end(), - download); - if (it != downloads_.end()) - return selected_index_ == static_cast<int>(it - downloads_.begin()); - return false; -} - -void DownloadTabView::SchedulePaintForViewAtIndex(int index) { - int y = GetYPositionForIndex(index); - SchedulePaint(0, y, width(), big_icon_size_); -} - -int DownloadTabView::GetYPositionForIndex(int index) { - int row = static_cast<int>(downloads_.size()) - 1 - index; - return row * (big_icon_size_ + kSpacer) + kSpacer; -} - -void DownloadTabView::SetSearchText(const std::wstring& search_text) { - search_text_ = search_text; - model_->GetDownloads(this, search_text_); -} - -// The 'icon_bitmap' is ignored here, since it is cached by the IconManager. -// When the paint message runs, we'll use the fast IconManager lookup API to -// retrieve it. -void DownloadTabView::OnExtractIconComplete(IconManager::Handle handle, - SkBitmap* icon_bitmap) { - IconManager* im = g_browser_process->icon_manager(); - DownloadItem* download = icon_consumer_.GetClientData(im, handle); - OrderedDownloads::iterator it = find(downloads_.begin(), - downloads_.end(), - download); - if (it != downloads_.end()) { - const int index = static_cast<int>(it - downloads_.begin()); - SchedulePaintForViewAtIndex(index); - } -} - -// DownloadTabUIFactory ------------------------------------------------------ - -class DownloadTabUIFactory : public NativeUIFactory { - public: - DownloadTabUIFactory() {} - virtual ~DownloadTabUIFactory() {} - - virtual NativeUI* CreateNativeUIForURL(const GURL& url, - NativeUIContents* contents) { - return new DownloadTabUI(contents); - } - - private: - DISALLOW_EVIL_CONSTRUCTORS(DownloadTabUIFactory); -}; - -// DownloadTabUI ------------------------------------------------------------- - -DownloadTabUI::DownloadTabUI(NativeUIContents* contents) -#pragma warning(suppress: 4355) // Okay to pass "this" here. - : searchable_container_(this), - download_tab_view_(NULL), - contents_(contents) { - DownloadManager* dlm = contents_->profile()->GetDownloadManager(); - download_tab_view_ = new DownloadTabView(dlm); - searchable_container_.SetContents(download_tab_view_); - download_tab_view_->Initialize(); - - NotificationService* ns = NotificationService::current(); - ns->AddObserver(this, NotificationType::DOWNLOAD_START, - NotificationService::AllSources()); - ns->AddObserver(this, NotificationType::DOWNLOAD_STOP, - NotificationService::AllSources()); - - // Spin the throbber if there are active downloads, since we may have been - // created after the NOTIFY_DOWNLOAD_START was sent. If the download manager - // has not been created, don't bother since it will negatively impact start - // up time with history requests. - Profile* profile = contents_->profile(); - if (profile && - profile->HasCreatedDownloadManager() && - profile->GetDownloadManager()->in_progress_count() > 0) - contents_->SetIsLoading(true, NULL); -} - -DownloadTabUI::~DownloadTabUI() { - NotificationService* ns = NotificationService::current(); - ns->RemoveObserver(this, NotificationType::DOWNLOAD_START, - NotificationService::AllSources()); - ns->RemoveObserver(this, NotificationType::DOWNLOAD_STOP, - NotificationService::AllSources()); -} - -const std::wstring DownloadTabUI::GetTitle() const { - return l10n_util::GetString(IDS_DOWNLOAD_TITLE); -} - -const int DownloadTabUI::GetFavIconID() const { - return IDR_DOWNLOADS_FAVICON; -} - -const int DownloadTabUI::GetSectionIconID() const { - return IDR_DOWNLOADS_SECTION; -} - -const std::wstring DownloadTabUI::GetSearchButtonText() const { - return l10n_util::GetString(IDS_DOWNLOAD_SEARCH_BUTTON); -} - -views::View* DownloadTabUI::GetView() { - return &searchable_container_; -} - -void DownloadTabUI::WillBecomeVisible(NativeUIContents* parent) { - UserMetrics::RecordAction(L"Destination_Downloads", parent->profile()); -} - -void DownloadTabUI::WillBecomeInvisible(NativeUIContents* parent) { -} - -void DownloadTabUI::Navigate(const PageState& state) { - std::wstring search_text; - state.GetProperty(kSearchTextKey, &search_text); - download_tab_view_->SetSearchText(search_text); - searchable_container_.GetSearchField()->SetText(search_text); -} - -bool DownloadTabUI::SetInitialFocus() { - searchable_container_.GetSearchField()->RequestFocus(); - return true; -} - -// static -GURL DownloadTabUI::GetURL() { - std::string spec(NativeUIContents::GetScheme()); - spec.append("://downloads"); - return GURL(spec); -} - -// static -NativeUIFactory* DownloadTabUI::GetNativeUIFactory() { - return new DownloadTabUIFactory(); -} - -void DownloadTabUI::DoSearch(const std::wstring& new_text) { - download_tab_view_->SetSearchText(new_text); - PageState* page_state = contents_->page_state().Copy(); - page_state->SetProperty(kSearchTextKey, new_text); - contents_->SetPageState(page_state); -} - -void DownloadTabUI::Observe(NotificationType type, - const NotificationSource& source, - const NotificationDetails& details) { - switch (type.value) { - case NotificationType::DOWNLOAD_START: - case NotificationType::DOWNLOAD_STOP: - DCHECK(profile()->HasCreatedDownloadManager()); - contents_->SetIsLoading( - profile()->GetDownloadManager()->in_progress_count() > 0, - NULL); - break; - default: - break; - } -} |