// Copyright (c) 2010 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/gtk/download_item_gtk.h" #include "app/l10n_util.h" #include "app/resource_bundle.h" #include "app/slide_animation.h" #include "app/text_elider.h" #include "base/basictypes.h" #include "base/callback.h" #include "base/metrics/histogram.h" #include "base/string_util.h" #include "base/time.h" #include "base/utf_string_conversions.h" #include "chrome/browser/browser.h" #include "chrome/browser/browser_process.h" #include "chrome/browser/download/download_item.h" #include "chrome/browser/download/download_item_model.h" #include "chrome/browser/download/download_manager.h" #include "chrome/browser/download/download_shelf.h" #include "chrome/browser/download/download_util.h" #include "chrome/browser/gtk/custom_drag.h" #include "chrome/browser/gtk/download_shelf_gtk.h" #include "chrome/browser/gtk/gtk_theme_provider.h" #include "chrome/browser/gtk/gtk_util.h" #include "chrome/browser/gtk/menu_gtk.h" #include "chrome/browser/gtk/nine_box.h" #include "chrome/common/notification_service.h" #include "gfx/canvas_skia_paint.h" #include "gfx/color_utils.h" #include "gfx/font.h" #include "gfx/skia_utils_gtk.h" #include "grit/generated_resources.h" #include "grit/theme_resources.h" #include "third_party/skia/include/core/SkBitmap.h" namespace { // The width of the |menu_button_| widget. It has to be at least as wide as the // bitmap that we use to draw it, i.e. 16, but can be more. const int kMenuButtonWidth = 16; // Padding on left and right of items in dangerous download prompt. const int kDangerousElementPadding = 3; // Amount of space we allot to showing the filename. If the filename is too wide // it will be elided. const int kTextWidth = 140; // We only cap the size of the tooltip so we don't crash. const int kTooltipMaxWidth = 1000; // The minimum width we will ever draw the download item. Used as a lower bound // during animation. This number comes from the width of the images used to // make the download item. const int kMinDownloadItemWidth = download_util::kSmallProgressIconSize; // New download item animation speed in milliseconds. const int kNewItemAnimationDurationMs = 800; // How long the 'download complete' animation should last for. const int kCompleteAnimationDurationMs = 2500; // Width of the body area of the download item. // TODO(estade): get rid of the fudge factor. http://crbug.com/18692 const int kBodyWidth = kTextWidth + 50 + download_util::kSmallProgressIconSize; // The font size of the text, and that size rounded down to the nearest integer // for the size of the arrow in GTK theme mode. const double kTextSize = 13.4; // 13.4px == 10pt @ 96dpi // Darken light-on-dark download status text by 20% before drawing, thus // creating a "muted" version of title text for both dark-on-light and // light-on-dark themes. static const double kDownloadItemLuminanceMod = 0.8; } // namespace // DownloadShelfContextMenuGtk ------------------------------------------------- class DownloadShelfContextMenuGtk : public DownloadShelfContextMenu, public MenuGtk::Delegate { public: // The constructor creates the menu and immediately pops it up. // |model| is the download item model associated with this context menu, // |widget| is the button that popped up this context menu, and |e| is // the button press event that caused this menu to be created. DownloadShelfContextMenuGtk(BaseDownloadItemModel* model, DownloadItemGtk* download_item) : DownloadShelfContextMenu(model), download_item_(download_item) { } ~DownloadShelfContextMenuGtk() { } void Popup(GtkWidget* widget, GdkEvent* event) { // Create the menu if we have not created it yet or we created it for // an in-progress download that has since completed. if (download_->state() == DownloadItem::COMPLETE) menu_.reset(new MenuGtk(this, GetFinishedMenuModel())); else menu_.reset(new MenuGtk(this, GetInProgressMenuModel())); menu_->Popup(widget, event); } // MenuGtk::Delegate implementation: virtual void StoppedShowing() { download_item_->menu_showing_ = false; gtk_widget_queue_draw(download_item_->menu_button_); } virtual GtkWidget* GetImageForCommandId(int command_id) const { const char* stock = NULL; switch (command_id) { case SHOW_IN_FOLDER: case OPEN_WHEN_COMPLETE: stock = GTK_STOCK_OPEN; break; case CANCEL: stock = GTK_STOCK_CANCEL; break; case ALWAYS_OPEN_TYPE: case TOGGLE_PAUSE: stock = NULL; } return stock ? gtk_image_new_from_stock(stock, GTK_ICON_SIZE_MENU) : NULL; } private: // The menu we show on Popup(). We keep a pointer to it for a couple reasons: // * we don't want to have to recreate the menu every time it's popped up. // * we have to keep it in scope for longer than the duration of Popup(), or // completing the user-selected action races against the menu's // destruction. scoped_ptr menu_; // The download item that created us. DownloadItemGtk* download_item_; }; // DownloadItemGtk ------------------------------------------------------------- NineBox* DownloadItemGtk::body_nine_box_normal_ = NULL; NineBox* DownloadItemGtk::body_nine_box_prelight_ = NULL; NineBox* DownloadItemGtk::body_nine_box_active_ = NULL; NineBox* DownloadItemGtk::menu_nine_box_normal_ = NULL; NineBox* DownloadItemGtk::menu_nine_box_prelight_ = NULL; NineBox* DownloadItemGtk::menu_nine_box_active_ = NULL; NineBox* DownloadItemGtk::dangerous_nine_box_ = NULL; DownloadItemGtk::DownloadItemGtk(DownloadShelfGtk* parent_shelf, BaseDownloadItemModel* download_model) : parent_shelf_(parent_shelf), arrow_(NULL), menu_showing_(false), theme_provider_(GtkThemeProvider::GetFrom( parent_shelf->browser()->profile())), progress_angle_(download_util::kStartAngleDegrees), download_model_(download_model), dangerous_prompt_(NULL), dangerous_label_(NULL), icon_small_(NULL), icon_large_(NULL), creation_time_(base::Time::Now()) { LoadIcon(); body_.Own(gtk_button_new()); gtk_widget_set_app_paintable(body_.get(), TRUE); UpdateTooltip(); g_signal_connect(body_.get(), "expose-event", G_CALLBACK(OnExposeThunk), this); g_signal_connect(body_.get(), "clicked", G_CALLBACK(OnClickThunk), this); GTK_WIDGET_UNSET_FLAGS(body_.get(), GTK_CAN_FOCUS); // Remove internal padding on the button. GtkRcStyle* no_padding_style = gtk_rc_style_new(); no_padding_style->xthickness = 0; no_padding_style->ythickness = 0; gtk_widget_modify_style(body_.get(), no_padding_style); g_object_unref(no_padding_style); name_label_ = gtk_label_new(NULL); UpdateNameLabel(); status_label_ = gtk_label_new(NULL); g_signal_connect(status_label_, "destroy", G_CALLBACK(gtk_widget_destroyed), &status_label_); // Left align and vertically center the labels. gtk_misc_set_alignment(GTK_MISC(name_label_), 0, 0.5); gtk_misc_set_alignment(GTK_MISC(status_label_), 0, 0.5); // Until we switch to vector graphics, force the font size. gtk_util::ForceFontSizePixels(name_label_, kTextSize); gtk_util::ForceFontSizePixels(status_label_, kTextSize); // Stack the labels on top of one another. GtkWidget* text_stack = gtk_vbox_new(FALSE, 0); gtk_box_pack_start(GTK_BOX(text_stack), name_label_, TRUE, TRUE, 0); gtk_box_pack_start(GTK_BOX(text_stack), status_label_, FALSE, FALSE, 0); // We use a GtkFixed because we don't want it to have its own window. // This choice of widget is not critically important though. progress_area_.Own(gtk_fixed_new()); gtk_widget_set_size_request(progress_area_.get(), download_util::kSmallProgressIconSize, download_util::kSmallProgressIconSize); gtk_widget_set_app_paintable(progress_area_.get(), TRUE); g_signal_connect(progress_area_.get(), "expose-event", G_CALLBACK(OnProgressAreaExposeThunk), this); // Put the download progress icon on the left of the labels. GtkWidget* body_hbox = gtk_hbox_new(FALSE, 0); gtk_container_add(GTK_CONTAINER(body_.get()), body_hbox); gtk_box_pack_start(GTK_BOX(body_hbox), progress_area_.get(), FALSE, FALSE, 0); gtk_box_pack_start(GTK_BOX(body_hbox), text_stack, TRUE, TRUE, 0); menu_button_ = gtk_button_new(); gtk_widget_set_app_paintable(menu_button_, TRUE); GTK_WIDGET_UNSET_FLAGS(menu_button_, GTK_CAN_FOCUS); g_signal_connect(menu_button_, "expose-event", G_CALLBACK(OnExposeThunk), this); g_signal_connect(menu_button_, "button-press-event", G_CALLBACK(OnMenuButtonPressEventThunk), this); g_object_set_data(G_OBJECT(menu_button_), "left-align-popup", reinterpret_cast(true)); GtkWidget* shelf_hbox = parent_shelf->GetHBox(); hbox_.Own(gtk_hbox_new(FALSE, 0)); g_signal_connect(hbox_.get(), "expose-event", G_CALLBACK(OnHboxExposeThunk), this); gtk_box_pack_start(GTK_BOX(hbox_.get()), body_.get(), FALSE, FALSE, 0); gtk_box_pack_start(GTK_BOX(hbox_.get()), menu_button_, FALSE, FALSE, 0); gtk_box_pack_start(GTK_BOX(shelf_hbox), hbox_.get(), FALSE, FALSE, 0); // Insert as the leftmost item. gtk_box_reorder_child(GTK_BOX(shelf_hbox), hbox_.get(), 0); get_download()->AddObserver(this); new_item_animation_.reset(new SlideAnimation(this)); new_item_animation_->SetSlideDuration(kNewItemAnimationDurationMs); gtk_widget_show_all(hbox_.get()); if (IsDangerous()) { // Hide the download item components for now. gtk_widget_hide(body_.get()); gtk_widget_hide(menu_button_); // Create an hbox to hold it all. dangerous_hbox_ = gtk_hbox_new(FALSE, kDangerousElementPadding); // Add padding at the beginning and end. The hbox will add padding between // the empty labels and the other elements. GtkWidget* empty_label_a = gtk_label_new(NULL); GtkWidget* empty_label_b = gtk_label_new(NULL); gtk_box_pack_start(GTK_BOX(dangerous_hbox_), empty_label_a, FALSE, FALSE, 0); gtk_box_pack_end(GTK_BOX(dangerous_hbox_), empty_label_b, FALSE, FALSE, 0); // Create the warning icon. dangerous_image_ = gtk_image_new(); gtk_box_pack_start(GTK_BOX(dangerous_hbox_), dangerous_image_, FALSE, FALSE, 0); dangerous_label_ = gtk_label_new(NULL); // We pass TRUE, TRUE so that the label will condense to less than its // request when the animation is going on. gtk_box_pack_start(GTK_BOX(dangerous_hbox_), dangerous_label_, TRUE, TRUE, 0); // Create the nevermind button. GtkWidget* dangerous_decline = gtk_button_new_with_label( l10n_util::GetStringUTF8(IDS_DISCARD_DOWNLOAD).c_str()); g_signal_connect(dangerous_decline, "clicked", G_CALLBACK(OnDangerousDeclineThunk), this); gtk_util::CenterWidgetInHBox(dangerous_hbox_, dangerous_decline, false, 0); // Create the ok button. GtkWidget* dangerous_accept = gtk_button_new_with_label( l10n_util::GetStringUTF8( download_model->download()->is_extension_install() ? IDS_CONTINUE_EXTENSION_DOWNLOAD : IDS_SAVE_DOWNLOAD).c_str()); g_signal_connect(dangerous_accept, "clicked", G_CALLBACK(OnDangerousAcceptThunk), this); gtk_util::CenterWidgetInHBox(dangerous_hbox_, dangerous_accept, false, 0); // Put it in an alignment so that padding will be added on the left and // right. dangerous_prompt_ = gtk_alignment_new(0.0, 0.0, 1.0, 1.0); gtk_alignment_set_padding(GTK_ALIGNMENT(dangerous_prompt_), 0, 0, kDangerousElementPadding, kDangerousElementPadding); gtk_container_add(GTK_CONTAINER(dangerous_prompt_), dangerous_hbox_); gtk_box_pack_start(GTK_BOX(hbox_.get()), dangerous_prompt_, FALSE, FALSE, 0); gtk_widget_set_app_paintable(dangerous_prompt_, TRUE); gtk_widget_set_redraw_on_allocate(dangerous_prompt_, TRUE); g_signal_connect(dangerous_prompt_, "expose-event", G_CALLBACK(OnDangerousPromptExposeThunk), this); gtk_widget_show_all(dangerous_prompt_); } registrar_.Add(this, NotificationType::BROWSER_THEME_CHANGED, NotificationService::AllSources()); theme_provider_->InitThemesFor(this); // Set the initial width of the widget to be animated. if (IsDangerous()) { gtk_widget_set_size_request(dangerous_hbox_, dangerous_hbox_start_width_, -1); } else { gtk_widget_set_size_request(body_.get(), kMinDownloadItemWidth, -1); } new_item_animation_->Show(); } DownloadItemGtk::~DownloadItemGtk() { icon_consumer_.CancelAllRequests(); StopDownloadProgress(); get_download()->RemoveObserver(this); // We may free some shelf space for showing more download items. parent_shelf_->MaybeShowMoreDownloadItems(); hbox_.Destroy(); progress_area_.Destroy(); body_.Destroy(); // Make sure this widget has been destroyed and the pointer we hold to it // NULLed. DCHECK(!status_label_); } void DownloadItemGtk::OnDownloadUpdated(DownloadItem* download) { DCHECK_EQ(download, get_download()); if (dangerous_prompt_ != NULL && download->safety_state() == DownloadItem::DANGEROUS_BUT_VALIDATED) { // We have been approved. gtk_widget_show_all(hbox_.get()); gtk_widget_destroy(dangerous_prompt_); gtk_widget_set_size_request(body_.get(), kBodyWidth, -1); dangerous_prompt_ = NULL; // We may free some shelf space for showing more download items. parent_shelf_->MaybeShowMoreDownloadItems(); } if (download->GetUserVerifiedFileName() != icon_filename_) { // Turns out the file path is "unconfirmed %d.crdownload" for dangerous // downloads. When the download is confirmed, the file is renamed on // another thread, so reload the icon if the download filename changes. LoadIcon(); UpdateTooltip(); } switch (download->state()) { case DownloadItem::REMOVING: parent_shelf_->RemoveDownloadItem(this); // This will delete us! return; case DownloadItem::CANCELLED: StopDownloadProgress(); gtk_widget_queue_draw(progress_area_.get()); break; case DownloadItem::COMPLETE: if (download->auto_opened()) { parent_shelf_->RemoveDownloadItem(this); // This will delete us! return; } StopDownloadProgress(); // Set up the widget as a drag source. DownloadItemDrag::SetSource(body_.get(), get_download(), icon_large_); complete_animation_.reset(new SlideAnimation(this)); complete_animation_->SetSlideDuration(kCompleteAnimationDurationMs); complete_animation_->SetTweenType(Tween::LINEAR); complete_animation_->Show(); break; case DownloadItem::IN_PROGRESS: get_download()->is_paused() ? StopDownloadProgress() : StartDownloadProgress(); break; default: NOTREACHED(); } // Now update the status label. We may have already removed it; if so, we // do nothing. if (!status_label_) { return; } std::wstring status_text = download_model_->GetStatusText(); status_text_ = WideToUTF8(status_text); // Remove the status text label. if (status_text.empty()) { gtk_widget_destroy(status_label_); return; } UpdateStatusLabel(status_text_); } void DownloadItemGtk::AnimationProgressed(const Animation* animation) { if (animation == complete_animation_.get()) { gtk_widget_queue_draw(progress_area_.get()); } else { if (IsDangerous()) { int progress = static_cast((dangerous_hbox_full_width_ - dangerous_hbox_start_width_) * new_item_animation_->GetCurrentValue()); int showing_width = dangerous_hbox_start_width_ + progress; gtk_widget_set_size_request(dangerous_hbox_, showing_width, -1); } else { DCHECK(animation == new_item_animation_.get()); int showing_width = std::max(kMinDownloadItemWidth, static_cast(kBodyWidth * new_item_animation_->GetCurrentValue())); gtk_widget_set_size_request(body_.get(), showing_width, -1); } } } void DownloadItemGtk::Observe(NotificationType type, const NotificationSource& source, const NotificationDetails& details) { if (type == NotificationType::BROWSER_THEME_CHANGED) { // Our GtkArrow is only visible in gtk mode. Otherwise, we let the custom // rendering code do whatever it wants. if (theme_provider_->UseGtkTheme()) { if (!arrow_) { arrow_ = gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_NONE); gtk_widget_set_size_request(arrow_, static_cast(kTextSize), static_cast(kTextSize)); gtk_container_add(GTK_CONTAINER(menu_button_), arrow_); } gtk_widget_set_size_request(menu_button_, -1, -1); gtk_widget_show(arrow_); } else { InitNineBoxes(); gtk_widget_set_size_request(menu_button_, kMenuButtonWidth, 0); if (arrow_) gtk_widget_hide(arrow_); } UpdateNameLabel(); UpdateStatusLabel(status_text_); UpdateDangerWarning(); } } DownloadItem* DownloadItemGtk::get_download() { return download_model_->download(); } bool DownloadItemGtk::IsDangerous() { return get_download()->safety_state() == DownloadItem::DANGEROUS; } // Download progress animation functions. void DownloadItemGtk::UpdateDownloadProgress() { progress_angle_ = (progress_angle_ + download_util::kUnknownIncrementDegrees) % download_util::kMaxDegrees; gtk_widget_queue_draw(progress_area_.get()); } void DownloadItemGtk::StartDownloadProgress() { if (progress_timer_.IsRunning()) return; progress_timer_.Start( base::TimeDelta::FromMilliseconds(download_util::kProgressRateMs), this, &DownloadItemGtk::UpdateDownloadProgress); } void DownloadItemGtk::StopDownloadProgress() { progress_timer_.Stop(); } // Icon loading functions. void DownloadItemGtk::OnLoadSmallIconComplete(IconManager::Handle handle, SkBitmap* icon_bitmap) { icon_small_ = icon_bitmap; gtk_widget_queue_draw(progress_area_.get()); } void DownloadItemGtk::OnLoadLargeIconComplete(IconManager::Handle handle, SkBitmap* icon_bitmap) { icon_large_ = icon_bitmap; DownloadItemDrag::SetSource(body_.get(), get_download(), icon_large_); } void DownloadItemGtk::LoadIcon() { icon_consumer_.CancelAllRequests(); IconManager* im = g_browser_process->icon_manager(); icon_filename_ = get_download()->GetUserVerifiedFileName(); im->LoadIcon(icon_filename_, IconLoader::SMALL, &icon_consumer_, NewCallback(this, &DownloadItemGtk::OnLoadSmallIconComplete)); im->LoadIcon(icon_filename_, IconLoader::LARGE, &icon_consumer_, NewCallback(this, &DownloadItemGtk::OnLoadLargeIconComplete)); } void DownloadItemGtk::UpdateTooltip() { string16 elided_filename = gfx::ElideFilename( get_download()->GetFileNameToReportUser(), gfx::Font(), kTooltipMaxWidth); gtk_widget_set_tooltip_text(body_.get(), UTF16ToUTF8(elided_filename).c_str()); } void DownloadItemGtk::UpdateNameLabel() { // TODO(estade): This is at best an educated guess, since we don't actually // use gfx::Font() to draw the text. This is why we need to add so // much padding when we set the size request. We need to either use gfx::Font // or somehow extend TextElider. string16 elided_filename = gfx::ElideFilename( get_download()->GetFileNameToReportUser(), gfx::Font(), kTextWidth); GdkColor color = theme_provider_->GetGdkColor( BrowserThemeProvider::COLOR_BOOKMARK_TEXT); gtk_util::SetLabelColor(name_label_, theme_provider_->UseGtkTheme() ? NULL : &color); gtk_label_set_text(GTK_LABEL(name_label_), UTF16ToUTF8(elided_filename).c_str()); } void DownloadItemGtk::UpdateStatusLabel(const std::string& status_text) { if (!status_label_) return; GdkColor text_color; if (!theme_provider_->UseGtkTheme()) { SkColor color = theme_provider_->GetColor( BrowserThemeProvider::COLOR_BOOKMARK_TEXT); if (color_utils::RelativeLuminance(color) > 0.5) { color = SkColorSetRGB( static_cast(kDownloadItemLuminanceMod * SkColorGetR(color)), static_cast(kDownloadItemLuminanceMod * SkColorGetG(color)), static_cast(kDownloadItemLuminanceMod * SkColorGetB(color))); } // Lighten the color by blending it with the download item body color. These // values are taken from IDR_DOWNLOAD_BUTTON. SkColor blend_color = SkColorSetRGB(241, 245, 250); text_color = gfx::SkColorToGdkColor( color_utils::AlphaBlend(blend_color, color, 77)); } gtk_util::SetLabelColor(status_label_, theme_provider_->UseGtkTheme() ? NULL : &text_color); gtk_label_set_text(GTK_LABEL(status_label_), status_text.c_str()); } void DownloadItemGtk::UpdateDangerWarning() { if (dangerous_prompt_) { // We create |dangerous_warning| as a wide string so we can more easily // calculate its length in characters. string16 dangerous_warning; if (get_download()->is_extension_install()) { dangerous_warning = l10n_util::GetStringUTF16(IDS_PROMPT_DANGEROUS_DOWNLOAD_EXTENSION); } else { string16 elided_filename = gfx::ElideFilename( get_download()->target_name(), gfx::Font(), kTextWidth); dangerous_warning = l10n_util::GetStringFUTF16(IDS_PROMPT_DANGEROUS_DOWNLOAD, elided_filename); } if (theme_provider_->UseGtkTheme()) { gtk_image_set_from_stock(GTK_IMAGE(dangerous_image_), GTK_STOCK_DIALOG_WARNING, GTK_ICON_SIZE_SMALL_TOOLBAR); gtk_util::SetLabelColor(dangerous_label_, NULL); } else { // Set the warning icon. ResourceBundle& rb = ResourceBundle::GetSharedInstance(); GdkPixbuf* download_pixbuf = rb.GetPixbufNamed(IDR_WARNING); gtk_image_set_from_pixbuf(GTK_IMAGE(dangerous_image_), download_pixbuf); GdkColor color = theme_provider_->GetGdkColor( BrowserThemeProvider::COLOR_BOOKMARK_TEXT); gtk_util::SetLabelColor(dangerous_label_, &color); } gtk_label_set_text(GTK_LABEL(dangerous_label_), UTF16ToUTF8(dangerous_warning).c_str()); // Until we switch to vector graphics, force the font size. gtk_util::ForceFontSizePixels(dangerous_label_, kTextSize); // Get the label width when displaying in one line, and reduce it to 60% to // wrap the label into two lines. gtk_widget_set_size_request(dangerous_label_, -1, -1); gtk_label_set_line_wrap(GTK_LABEL(dangerous_label_), FALSE); GtkRequisition req; gtk_widget_size_request(dangerous_label_, &req); gint label_width = req.width * 6 / 10; gtk_label_set_line_wrap(GTK_LABEL(dangerous_label_), TRUE); gtk_widget_set_size_request(dangerous_label_, label_width, -1); // The width will depend on the text. We must do this each time we possibly // change the label above. gtk_widget_size_request(dangerous_hbox_, &req); dangerous_hbox_full_width_ = req.width; dangerous_hbox_start_width_ = dangerous_hbox_full_width_ - label_width; } } // static void DownloadItemGtk::InitNineBoxes() { if (body_nine_box_normal_) return; body_nine_box_normal_ = new NineBox( IDR_DOWNLOAD_BUTTON_LEFT_TOP, IDR_DOWNLOAD_BUTTON_CENTER_TOP, IDR_DOWNLOAD_BUTTON_RIGHT_TOP, IDR_DOWNLOAD_BUTTON_LEFT_MIDDLE, IDR_DOWNLOAD_BUTTON_CENTER_MIDDLE, IDR_DOWNLOAD_BUTTON_RIGHT_MIDDLE, IDR_DOWNLOAD_BUTTON_LEFT_BOTTOM, IDR_DOWNLOAD_BUTTON_CENTER_BOTTOM, IDR_DOWNLOAD_BUTTON_RIGHT_BOTTOM); body_nine_box_prelight_ = new NineBox( IDR_DOWNLOAD_BUTTON_LEFT_TOP_H, IDR_DOWNLOAD_BUTTON_CENTER_TOP_H, IDR_DOWNLOAD_BUTTON_RIGHT_TOP_H, IDR_DOWNLOAD_BUTTON_LEFT_MIDDLE_H, IDR_DOWNLOAD_BUTTON_CENTER_MIDDLE_H, IDR_DOWNLOAD_BUTTON_RIGHT_MIDDLE_H, IDR_DOWNLOAD_BUTTON_LEFT_BOTTOM_H, IDR_DOWNLOAD_BUTTON_CENTER_BOTTOM_H, IDR_DOWNLOAD_BUTTON_RIGHT_BOTTOM_H); body_nine_box_active_ = new NineBox( IDR_DOWNLOAD_BUTTON_LEFT_TOP_P, IDR_DOWNLOAD_BUTTON_CENTER_TOP_P, IDR_DOWNLOAD_BUTTON_RIGHT_TOP_P, IDR_DOWNLOAD_BUTTON_LEFT_MIDDLE_P, IDR_DOWNLOAD_BUTTON_CENTER_MIDDLE_P, IDR_DOWNLOAD_BUTTON_RIGHT_MIDDLE_P, IDR_DOWNLOAD_BUTTON_LEFT_BOTTOM_P, IDR_DOWNLOAD_BUTTON_CENTER_BOTTOM_P, IDR_DOWNLOAD_BUTTON_RIGHT_BOTTOM_P); menu_nine_box_normal_ = new NineBox( IDR_DOWNLOAD_BUTTON_MENU_TOP, 0, 0, IDR_DOWNLOAD_BUTTON_MENU_MIDDLE, 0, 0, IDR_DOWNLOAD_BUTTON_MENU_BOTTOM, 0, 0); menu_nine_box_prelight_ = new NineBox( IDR_DOWNLOAD_BUTTON_MENU_TOP_H, 0, 0, IDR_DOWNLOAD_BUTTON_MENU_MIDDLE_H, 0, 0, IDR_DOWNLOAD_BUTTON_MENU_BOTTOM_H, 0, 0); menu_nine_box_active_ = new NineBox( IDR_DOWNLOAD_BUTTON_MENU_TOP_P, 0, 0, IDR_DOWNLOAD_BUTTON_MENU_MIDDLE_P, 0, 0, IDR_DOWNLOAD_BUTTON_MENU_BOTTOM_P, 0, 0); dangerous_nine_box_ = new NineBox( IDR_DOWNLOAD_BUTTON_LEFT_TOP, IDR_DOWNLOAD_BUTTON_CENTER_TOP, IDR_DOWNLOAD_BUTTON_RIGHT_TOP_NO_DD, IDR_DOWNLOAD_BUTTON_LEFT_MIDDLE, IDR_DOWNLOAD_BUTTON_CENTER_MIDDLE, IDR_DOWNLOAD_BUTTON_RIGHT_MIDDLE_NO_DD, IDR_DOWNLOAD_BUTTON_LEFT_BOTTOM, IDR_DOWNLOAD_BUTTON_CENTER_BOTTOM, IDR_DOWNLOAD_BUTTON_RIGHT_BOTTOM_NO_DD); } gboolean DownloadItemGtk::OnHboxExpose(GtkWidget* widget, GdkEventExpose* e) { if (theme_provider_->UseGtkTheme()) { int border_width = GTK_CONTAINER(widget)->border_width; int x = widget->allocation.x + border_width; int y = widget->allocation.y + border_width; int width = widget->allocation.width - border_width * 2; int height = widget->allocation.height - border_width * 2; if (IsDangerous()) { // Draw a simple frame around the area when we're displaying the warning. gtk_paint_shadow(widget->style, widget->window, static_cast(widget->state), static_cast(GTK_SHADOW_OUT), &e->area, widget, "frame", x, y, width, height); } else { // Manually draw the GTK button border around the download item. We draw // the left part of the button (the file), a divider, and then the right // part of the button (the menu). We can't draw a button on top of each // other (*cough*Clearlooks*cough*) so instead, to draw the left part of // the button, we instruct GTK to draw the entire button...with a // doctored clip rectangle to the left part of the button sans // separator. We then repeat this for the right button. GtkStyle* style = body_.get()->style; GtkAllocation left_allocation = body_.get()->allocation; GdkRectangle left_clip = { left_allocation.x, left_allocation.y, left_allocation.width, left_allocation.height }; GtkAllocation right_allocation = menu_button_->allocation; GdkRectangle right_clip = { right_allocation.x, right_allocation.y, right_allocation.width, right_allocation.height }; GtkShadowType body_shadow = GTK_BUTTON(body_.get())->depressed ? GTK_SHADOW_IN : GTK_SHADOW_OUT; gtk_paint_box(style, widget->window, static_cast(GTK_WIDGET_STATE(body_.get())), body_shadow, &left_clip, widget, "button", x, y, width, height); GtkShadowType menu_shadow = GTK_BUTTON(menu_button_)->depressed ? GTK_SHADOW_IN : GTK_SHADOW_OUT; gtk_paint_box(style, widget->window, static_cast(GTK_WIDGET_STATE(menu_button_)), menu_shadow, &right_clip, widget, "button", x, y, width, height); // Doing the math to reverse engineer where we should be drawing our line // is hard and relies on copying GTK internals, so instead steal the // allocation of the gtk arrow which is close enough (and will error on // the conservative side). GtkAllocation arrow_allocation = arrow_->allocation; gtk_paint_vline(style, widget->window, static_cast(GTK_WIDGET_STATE(widget)), &e->area, widget, "button", arrow_allocation.y, arrow_allocation.y + arrow_allocation.height, left_allocation.x + left_allocation.width); } } return FALSE; } gboolean DownloadItemGtk::OnExpose(GtkWidget* widget, GdkEventExpose* e) { if (!theme_provider_->UseGtkTheme()) { bool is_body = widget == body_.get(); NineBox* nine_box = NULL; // If true, this widget is |body_|, otherwise it is |menu_button_|. if (GTK_WIDGET_STATE(widget) == GTK_STATE_PRELIGHT) nine_box = is_body ? body_nine_box_prelight_ : menu_nine_box_prelight_; else if (GTK_WIDGET_STATE(widget) == GTK_STATE_ACTIVE) nine_box = is_body ? body_nine_box_active_ : menu_nine_box_active_; else nine_box = is_body ? body_nine_box_normal_ : menu_nine_box_normal_; // When the button is showing, we want to draw it as active. We have to do // this explicitly because the button's state will be NORMAL while the menu // has focus. if (!is_body && menu_showing_) nine_box = menu_nine_box_active_; nine_box->RenderToWidget(widget); } GtkWidget* child = gtk_bin_get_child(GTK_BIN(widget)); if (child) gtk_container_propagate_expose(GTK_CONTAINER(widget), child, e); return TRUE; } void DownloadItemGtk::OnClick(GtkWidget* widget) { UMA_HISTOGRAM_LONG_TIMES("clickjacking.open_download", base::Time::Now() - creation_time_); get_download()->OpenDownload(); } gboolean DownloadItemGtk::OnProgressAreaExpose(GtkWidget* widget, GdkEventExpose* event) { // Create a transparent canvas. gfx::CanvasSkiaPaint canvas(event, false); if (complete_animation_.get()) { if (complete_animation_->is_animating()) { download_util::PaintDownloadComplete(&canvas, widget->allocation.x, widget->allocation.y, complete_animation_->GetCurrentValue(), download_util::SMALL); } } else if (get_download()->state() != DownloadItem::CANCELLED) { download_util::PaintDownloadProgress(&canvas, widget->allocation.x, widget->allocation.y, progress_angle_, get_download()->PercentComplete(), download_util::SMALL); } // |icon_small_| may be NULL if it is still loading. If the file is an // unrecognized type then we will get back a generic system icon. Hence // there is no need to use the chromium-specific default download item icon. if (icon_small_) { const int offset = download_util::kSmallProgressIconOffset; canvas.DrawBitmapInt(*icon_small_, widget->allocation.x + offset, widget->allocation.y + offset); } return TRUE; } gboolean DownloadItemGtk::OnMenuButtonPressEvent(GtkWidget* button, GdkEvent* event) { // Stop any completion animation. if (complete_animation_.get() && complete_animation_->is_animating()) complete_animation_->End(); if (event->type == GDK_BUTTON_PRESS) { GdkEventButton* event_button = reinterpret_cast(event); if (event_button->button == 1) { if (menu_.get() == NULL) { menu_.reset(new DownloadShelfContextMenuGtk( download_model_.get(), this)); } menu_->Popup(button, event); menu_showing_ = true; gtk_widget_queue_draw(button); } } return FALSE; } gboolean DownloadItemGtk::OnDangerousPromptExpose(GtkWidget* widget, GdkEventExpose* event) { if (!theme_provider_->UseGtkTheme()) { // The hbox renderer will take care of the border when in GTK mode. dangerous_nine_box_->RenderToWidget(widget); } return FALSE; // Continue propagation. } void DownloadItemGtk::OnDangerousAccept(GtkWidget* button) { UMA_HISTOGRAM_LONG_TIMES("clickjacking.save_download", base::Time::Now() - creation_time_); get_download()->DangerousDownloadValidated(); } void DownloadItemGtk::OnDangerousDecline(GtkWidget* button) { UMA_HISTOGRAM_LONG_TIMES("clickjacking.discard_download", base::Time::Now() - creation_time_); if (get_download()->state() == DownloadItem::IN_PROGRESS) get_download()->Cancel(true); get_download()->Remove(true); }