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Diffstat (limited to 'views/controls/message_box_view.cc')
| -rw-r--r-- | views/controls/message_box_view.cc | 209 |
1 files changed, 209 insertions, 0 deletions
diff --git a/views/controls/message_box_view.cc b/views/controls/message_box_view.cc new file mode 100644 index 0000000..d9c45c2 --- /dev/null +++ b/views/controls/message_box_view.cc @@ -0,0 +1,209 @@ +// 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 "views/controls/message_box_view.h" + +#include "app/l10n_util.h" +#include "app/message_box_flags.h" +#include "base/clipboard.h" +#include "base/message_loop.h" +#include "base/scoped_clipboard_writer.h" +#include "base/string_util.h" +#include "chrome/browser/browser_process.h" +#include "chrome/browser/views/standard_layout.h" +#include "views/controls/button/checkbox.h" +#include "views/window/client_view.h" +#include "grit/generated_resources.h" + +static const int kDefaultMessageWidth = 320; + +/////////////////////////////////////////////////////////////////////////////// +// MessageBoxView, public: + +MessageBoxView::MessageBoxView(int dialog_flags, + const std::wstring& message, + const std::wstring& default_prompt, + int message_width) + : message_label_(new views::Label(message)), + prompt_field_(NULL), + icon_(NULL), + checkbox_(NULL), + message_width_(message_width), + focus_grabber_factory_(this) { + Init(dialog_flags, default_prompt); +} + +MessageBoxView::MessageBoxView(int dialog_flags, + const std::wstring& message, + const std::wstring& default_prompt) + : message_label_(new views::Label(message)), + prompt_field_(NULL), + icon_(NULL), + checkbox_(NULL), + message_width_(kDefaultMessageWidth), + focus_grabber_factory_(this) { + Init(dialog_flags, default_prompt); +} + +std::wstring MessageBoxView::GetInputText() { + if (prompt_field_) + return prompt_field_->GetText(); + return EmptyWString(); +} + +bool MessageBoxView::IsCheckBoxSelected() { + return checkbox_ ? checkbox_->checked() : false; +} + +void MessageBoxView::SetIcon(const SkBitmap& icon) { + if (!icon_) + icon_ = new views::ImageView(); + icon_->SetImage(icon); + icon_->SetBounds(0, 0, icon.width(), icon.height()); + ResetLayoutManager(); +} + +void MessageBoxView::SetCheckBoxLabel(const std::wstring& label) { + if (!checkbox_) + checkbox_ = new views::Checkbox(label); + else + checkbox_->SetLabel(label); + ResetLayoutManager(); +} + +void MessageBoxView::SetCheckBoxSelected(bool selected) { + if (!checkbox_) + return; + checkbox_->SetChecked(selected); +} + +/////////////////////////////////////////////////////////////////////////////// +// MessageBoxView, views::View overrides: + +void MessageBoxView::ViewHierarchyChanged(bool is_add, + views::View* parent, + views::View* child) { + if (child == this && is_add) { + if (prompt_field_) + prompt_field_->SelectAll(); + } +} + +bool MessageBoxView::AcceleratorPressed( + const views::Accelerator& accelerator) { + // We only accepts Ctrl-C. + DCHECK(accelerator.GetKeyCode() == 'C' && accelerator.IsCtrlDown()); + + Clipboard* clipboard = g_browser_process->clipboard(); + if (!clipboard) + return false; + + ScopedClipboardWriter scw(clipboard); + scw.WriteText(message_label_->GetText()); + return true; +} + +/////////////////////////////////////////////////////////////////////////////// +// MessageBoxView, private: + +void MessageBoxView::Init(int dialog_flags, + const std::wstring& default_prompt) { + message_label_->SetMultiLine(true); + message_label_->SetAllowCharacterBreak(true); + if (dialog_flags & MessageBoxFlags::kAutoDetectAlignment) { + // Determine the alignment and directionality based on the first character + // with strong directionality. + l10n_util::TextDirection direction = + l10n_util::GetFirstStrongCharacterDirection(message_label_->GetText()); + views::Label::Alignment alignment; + if (direction == l10n_util::RIGHT_TO_LEFT) + alignment = views::Label::ALIGN_RIGHT; + else + alignment = views::Label::ALIGN_LEFT; + // In addition, we should set the RTL alignment mode as + // AUTO_DETECT_ALIGNMENT so that the alignment will not be flipped around + // in RTL locales. + message_label_->SetRTLAlignmentMode(views::Label::AUTO_DETECT_ALIGNMENT); + message_label_->SetHorizontalAlignment(alignment); + } else { + message_label_->SetHorizontalAlignment(views::Label::ALIGN_LEFT); + } + + if (dialog_flags & MessageBoxFlags::kFlagHasPromptField) { + prompt_field_ = new views::TextField; + prompt_field_->SetText(default_prompt); + } + + ResetLayoutManager(); +} + +void MessageBoxView::ResetLayoutManager() { + using views::GridLayout; + using views::ColumnSet; + + // Initialize the Grid Layout Manager used for this dialog box. + GridLayout* layout = CreatePanelGridLayout(this); + SetLayoutManager(layout); + + gfx::Size icon_size; + if (icon_) + icon_size = icon_->GetPreferredSize(); + + // Add the column set for the message displayed at the top of the dialog box. + // And an icon, if one has been set. + const int message_column_view_set_id = 0; + ColumnSet* column_set = layout->AddColumnSet(message_column_view_set_id); + if (icon_) { + column_set->AddColumn(GridLayout::LEADING, GridLayout::LEADING, 0, + GridLayout::FIXED, icon_size.width(), + icon_size.height()); + column_set->AddPaddingColumn(0, kUnrelatedControlHorizontalSpacing); + } + column_set->AddColumn(GridLayout::FILL, GridLayout::FILL, 1, + GridLayout::FIXED, message_width_, 0); + + // Column set for prompt textfield, if one has been set. + const int textfield_column_view_set_id = 1; + if (prompt_field_) { + column_set = layout->AddColumnSet(textfield_column_view_set_id); + if (icon_) { + column_set->AddPaddingColumn(0, + icon_size.width() + kUnrelatedControlHorizontalSpacing); + } + column_set->AddColumn(GridLayout::FILL, GridLayout::FILL, 1, + GridLayout::USE_PREF, 0, 0); + } + + // Column set for checkbox, if one has been set. + const int checkbox_column_view_set_id = 2; + if (checkbox_) { + column_set = layout->AddColumnSet(checkbox_column_view_set_id); + if (icon_) { + column_set->AddPaddingColumn(0, + icon_size.width() + kUnrelatedControlHorizontalSpacing); + } + column_set->AddColumn(GridLayout::FILL, GridLayout::FILL, 1, + GridLayout::USE_PREF, 0, 0); + } + + layout->StartRow(0, message_column_view_set_id); + if (icon_) + layout->AddView(icon_); + + layout->AddView(message_label_); + + if (prompt_field_) { + layout->AddPaddingRow(0, kRelatedControlVerticalSpacing); + layout->StartRow(0, textfield_column_view_set_id); + layout->AddView(prompt_field_); + } + + if (checkbox_) { + layout->AddPaddingRow(0, kRelatedControlVerticalSpacing); + layout->StartRow(0, checkbox_column_view_set_id); + layout->AddView(checkbox_); + } + + layout->AddPaddingRow(0, kRelatedControlVerticalSpacing); +} |