ShowImageWindow::ShowImageWindow(const entry_ref *ref,
const BMessenger& trackerMessenger)
:
BWindow(BRect(5, 24, 250, 100), "", B_DOCUMENT_WINDOW, 0),
fSavePanel(NULL),
fBar(NULL),
fOpenMenu(NULL),
fBrowseMenu(NULL),
fGoToPageMenu(NULL),
fSlideShowDelay(NULL),
fImageView(NULL),
fStatusView(NULL),
fModified(false),
fFullScreen(false),
fShowCaption(true),
fPrintSettings(NULL),
fResizerWindowMessenger(NULL),
fResizeItem(NULL),
fHeight(0),
fWidth(0)
{
_LoadSettings();
// create menu bar
fBar = new BMenuBar(BRect(0, 0, Bounds().right, 1), "menu_bar");
AddMenus(fBar);
AddChild(fBar);
BRect viewFrame = Bounds();
viewFrame.top = fBar->Bounds().Height() + 1;
viewFrame.right -= B_V_SCROLL_BAR_WIDTH;
viewFrame.bottom -= B_H_SCROLL_BAR_HEIGHT;
// create the image view
fImageView = new ShowImageView(viewFrame, "image_view", B_FOLLOW_ALL,
B_WILL_DRAW | B_FRAME_EVENTS | B_FULL_UPDATE_ON_RESIZE | B_PULSE_NEEDED);
// wrap a scroll view around the view
BScrollView *scrollView = new BScrollView("image_scroller", fImageView,
B_FOLLOW_ALL, 0, false, false, B_PLAIN_BORDER);
AddChild(scrollView);
const int32 kstatusWidth = 190;
BRect rect;
rect = Bounds();
rect.top = viewFrame.bottom + 1;
rect.left = viewFrame.left + kstatusWidth;
rect.right = viewFrame.right + 1;
rect.bottom += 1;
BScrollBar *horizontalScrollBar = new BScrollBar(rect, "hscroll",
fImageView, 0, 150, B_HORIZONTAL);
AddChild(horizontalScrollBar);
rect.left = 0;
rect.right = kstatusWidth - 1;
rect.bottom -= 1;
fStatusView = new ShowImageStatusView(rect, "status_view", B_FOLLOW_BOTTOM,
B_WILL_DRAW);
AddChild(fStatusView);
rect = Bounds();
rect.top = viewFrame.top - 1;
rect.left = viewFrame.right + 1;
rect.bottom = viewFrame.bottom + 1;
rect.right += 1;
BScrollBar *verticalScrollBar = new BScrollBar(rect, "vscroll", fImageView,
0, 150, B_VERTICAL);
AddChild(verticalScrollBar);
SetSizeLimits(250, 100000, 100, 100000);
// finish creating the window
fImageView->SetImage(ref);
fImageView->SetTrackerMessenger(trackerMessenger);
if (InitCheck() != B_OK) {
BAlert* alert;
alert = new BAlert("ShowImage",
"Could not load image! Either the file or an image translator for "
"it does not exist.", "OK", NULL, NULL, B_WIDTH_AS_USUAL, B_INFO_ALERT);
alert->Go();
// quit if file could not be opened
Quit();
return;
}
// add View menu here so it can access ShowImageView methods
BMenu* menu = new BMenu("View");
_BuildViewMenu(menu, false);
fBar->AddItem(menu);
_MarkMenuItem(fBar, MSG_DITHER_IMAGE, fImageView->GetDither());
UpdateTitle();
SetPulseRate(100000);
// every 1/10 second; ShowImageView needs it for marching ants
WindowRedimension(fImageView->GetBitmap());
fImageView->MakeFocus(true); // to receive KeyDown messages
Show();
// Tell application object to query the clipboard
// and tell this window if it contains interesting data or not
be_app_messenger.SendMessage(B_CLIPBOARD_CHANGED);
}
void
ShowImageWindow::BuildContextMenu(BMenu *menu)
{
_BuildViewMenu(menu, true);
}
ShowImageWindow::ShowImageWindow(BRect frame, const entry_ref& ref,
const BMessenger& trackerMessenger)
:
BWindow(frame, "", B_DOCUMENT_WINDOW, B_AUTO_UPDATE_SIZE_LIMITS),
fNavigator(ref, trackerMessenger),
fSavePanel(NULL),
fBar(NULL),
fBrowseMenu(NULL),
fGoToPageMenu(NULL),
fSlideShowDelayMenu(NULL),
fToolBar(NULL),
fImageView(NULL),
fStatusView(NULL),
fProgressWindow(new ProgressWindow()),
fModified(false),
fFullScreen(false),
fShowCaption(true),
fShowToolBar(true),
fPrintSettings(NULL),
fSlideShowRunner(NULL),
fSlideShowDelay(kDefaultSlideShowDelay)
{
_ApplySettings();
SetLayout(new BGroupLayout(B_VERTICAL, 0));
// create menu bar
fBar = new BMenuBar("menu_bar");
_AddMenus(fBar);
float menuBarMinWidth = fBar->MinSize().width;
AddChild(fBar);
// Add a content view so the tool bar can be moved outside of the
// visible portion without colliding with the menu bar.
BView* contentView = new BView(BRect(), "content", B_FOLLOW_NONE, 0);
contentView->SetViewColor(ui_color(B_PANEL_BACKGROUND_COLOR));
contentView->SetExplicitMinSize(BSize(250, 100));
AddChild(contentView);
// Create the tool bar
BRect viewFrame = contentView->Bounds();
viewFrame.right -= B_V_SCROLL_BAR_WIDTH;
fToolBar = new BToolBar(viewFrame);
// Add the tool icons.
// fToolBar->AddAction(MSG_FILE_OPEN, be_app,
// tool_bar_icon(kIconDocumentOpen), B_TRANSLATE("Open" B_UTF8_ELLIPSIS));
fToolBar->AddAction(MSG_FILE_PREV, this,
tool_bar_icon(kIconGoPrevious), B_TRANSLATE("Previous file"), false);
fToolBar->AddAction(MSG_FILE_NEXT, this, tool_bar_icon(kIconGoNext),
B_TRANSLATE("Next file"), false);
BMessage* fullScreenSlideShow = new BMessage(MSG_SLIDE_SHOW);
fullScreenSlideShow->AddBool("full screen", true);
fToolBar->AddAction(fullScreenSlideShow, this,
tool_bar_icon(kIconMediaMovieLibrary), B_TRANSLATE("Slide show"),
false);
fToolBar->AddSeparator();
fToolBar->AddAction(MSG_SELECTION_MODE, this,
tool_bar_icon(kIconDrawRectangularSelection),
B_TRANSLATE("Selection mode"), false);
fToolBar->AddSeparator();
fToolBar->AddAction(kMsgOriginalSize, this,
tool_bar_icon(kIconZoomOriginal), B_TRANSLATE("Original size"), true);
fToolBar->AddAction(kMsgFitToWindow, this,
tool_bar_icon(kIconZoomFitBest), B_TRANSLATE("Fit to window"), false);
fToolBar->AddAction(MSG_ZOOM_IN, this, tool_bar_icon(kIconZoomIn),
B_TRANSLATE("Zoom in"), false);
fToolBar->AddAction(MSG_ZOOM_OUT, this, tool_bar_icon(kIconZoomOut),
B_TRANSLATE("Zoom out"), false);
fToolBar->AddSeparator();
fToolBar->AddAction(MSG_PAGE_PREV, this, tool_bar_icon(kIconPagePrevious),
B_TRANSLATE("Previous page"), false);
fToolBar->AddAction(MSG_PAGE_NEXT, this, tool_bar_icon(kIconPageNext),
B_TRANSLATE("Next page"), false);
fToolBar->AddGlue();
fToolBar->AddAction(MSG_FULL_SCREEN, this,
tool_bar_icon(kIconViewWindowed), B_TRANSLATE("Leave full screen"),
false);
fToolBar->SetActionVisible(MSG_FULL_SCREEN, false);
fToolBar->ResizeTo(viewFrame.Width(), fToolBar->MinSize().height);
contentView->AddChild(fToolBar);
if (fShowToolBar)
viewFrame.top = fToolBar->Frame().bottom + 1;
else
fToolBar->Hide();
fToolBarVisible = fShowToolBar;
viewFrame.bottom = contentView->Bounds().bottom;
viewFrame.bottom -= B_H_SCROLL_BAR_HEIGHT;
// create the image view
fImageView = new ShowImageView(viewFrame, "image_view", B_FOLLOW_ALL,
B_WILL_DRAW | B_FULL_UPDATE_ON_RESIZE | B_PULSE_NEEDED
| B_FRAME_EVENTS);
// wrap a scroll view around the view
fScrollView = new BScrollView("image_scroller", fImageView,
B_FOLLOW_ALL, 0, true, true, B_PLAIN_BORDER);
contentView->AddChild(fScrollView);
fStatusView = new ShowImageStatusView(fScrollView);
fScrollView->AddChild(fStatusView);
// Update minimum window size
float toolBarMinWidth = fToolBar->MinSize().width;
SetSizeLimits(std::max(menuBarMinWidth, toolBarMinWidth), 100000, 100,
100000);
// finish creating the window
if (_LoadImage() != B_OK) {
_LoadError(ref);
Quit();
return;
}
// add View menu here so it can access ShowImageView methods
BMenu* menu = new BMenu(B_TRANSLATE_CONTEXT("View", "Menus"));
_BuildViewMenu(menu, false);
fBar->AddItem(menu);
fBar->AddItem(_BuildRatingMenu());
SetPulseRate(100000);
// every 1/10 second; ShowImageView needs it for marching ants
_MarkMenuItem(menu, MSG_SELECTION_MODE,
fImageView->IsSelectionModeEnabled());
// Tell application object to query the clipboard
// and tell this window if it contains interesting data or not
be_app_messenger.SendMessage(B_CLIPBOARD_CHANGED);
// The window will be shown on screen automatically
Run();
}