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Changed Save AS sub menu to only show the available destination types for bitmap images, implemented Save As feature

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git-svn-id: file:///srv/svn/repos/haiku/trunk/current@4181 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Matthew Wilber
2003-08-01 22:10:58 +00:00
parent e2c2a10c48
commit fc0a275bdd
5 changed files with 104 additions and 43 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/apps/showimage/ShowImageConstants.h
+2 -1
View File
@@ -10,7 +10,8 @@
const uint32 MSG_CAPTURE_MOUSE = 'mCPM';
const uint32 MSG_CHANGE_FOCUS = 'mCFS';
const uint32 MSG_FILE_OPEN = 'mFOP';
const uint32 MSG_FILE_SAVE = 'mFSA';
const uint32 MSG_OUTPUT_TYPE = 'BTMN';
const uint32 MSG_SAVE_PANEL = 'mFSP';
const uint32 MSG_CLEAR_SELECT = 'mCSL';
const uint32 MSG_SELECT_ALL = 'mSAL';
const uint32 MSG_DITHER_IMAGE = 'mDIM';
src/apps/showimage/ShowImageView.cpp
+6
View File
@@ -34,6 +34,12 @@ void ShowImageView::SetBitmap(BBitmap* pBitmap)
m_pBitmap = pBitmap;
}
BBitmap *
ShowImageView::GetBitmap()
{
return m_pBitmap;
}
void ShowImageView::AttachedToWindow()
{
FixupScrollBars();
src/apps/showimage/ShowImageView.h
+1
View File
@@ -16,6 +16,7 @@ public:
~ShowImageView();
void SetBitmap(BBitmap* pBitmap);
BBitmap *GetBitmap();
virtual void AttachedToWindow();
virtual void Draw(BRect updateRect);
src/apps/showimage/ShowImageWindow.cpp
+83 -42
View File
@@ -5,7 +5,9 @@
#include <algobase.h>
#include <Application.h>
#include <Bitmap.h>
#include <BitmapStream.h>
#include <Entry.h>
#include <File.h>
#include <Menu.h>
#include <MenuBar.h>
#include <MenuItem.h>
@@ -26,18 +28,12 @@ BList ShowImageWindow::s_winList;
status_t ShowImageWindow::NewWindow(const entry_ref* ref)
{
BEntry entry(ref);
if (entry.InitCheck() == B_OK) {
BPath path;
entry.GetPath(&path);
if (path.InitCheck() == B_OK) {
BBitmap* pBitmap = BTranslationUtils::GetBitmap(path.Path());
if (pBitmap) {
ShowImageWindow* pWin = new ShowImageWindow(ref, pBitmap);
return pWin->InitCheck();
}
}
BBitmap* pBitmap = BTranslationUtils::GetBitmap(ref);
if (pBitmap) {
ShowImageWindow* pWin = new ShowImageWindow(ref, pBitmap);
return pWin->InitCheck();
}
return B_ERROR;
}
@@ -55,6 +51,8 @@ ShowImageWindow::ShowImageWindow(const entry_ref* ref, BBitmap* pBitmap)
: BWindow(BRect(50, 50, 350, 250), "", B_DOCUMENT_WINDOW, 0),
m_pReferences(0)
{
fpsavePanel = NULL;
SetPulseRate( 200000.0 );
// create menu bar
@@ -187,35 +185,12 @@ void ShowImageWindow::LoadMenus(BMenuBar* pBar)
AddItemMenu( pMenu, "Open", MSG_FILE_OPEN, 'O', 0, 'A', true );
pMenu->AddSeparatorItem();
// BMenuItem * pMenuSaveAs = AddItemMenu( pMenu, "Save As...", MSG_FILE_SAVE, 'S', 0, 'W', true);
BMenu* pMenuSaveAs = new BMenu( "Save As...", B_ITEMS_IN_COLUMN );
BTranslationUtils::AddTranslationItems(pMenuSaveAs, B_TRANSLATOR_BITMAP);
// Fill Save As submenu with all types that can be converted
// to from the Be bitmap image format
pMenu->AddItem( pMenuSaveAs );
BTranslatorRoster *roster = BTranslatorRoster::Default();
int32 num_translators, i;
translator_id *translators;
const char *translator_name, *translator_info;
int32 translator_version;
roster->GetAllTranslators(&translators, &num_translators);
for (i=0;i<num_translators;i++) {
roster->GetTranslatorInfo(translators[i], &translator_name,
&translator_info, &translator_version);
BMenuItem * pSubMenu = new BMenuItem( translator_name , NULL );
pMenuSaveAs->AddItem( pSubMenu );
//printf("%s: %s (%.2f)n", translator_name, translator_info, translator_version/100.);
}
delete [] translators; // clean up our droppings
AddItemMenu( pMenu, "Close", MSG_QUIT, 'W', 0, 'A', true);
pMenu->AddSeparatorItem();
AddItemMenu( pMenu, "About ShowImage...", MSG_ABOUT, 0, 0, 'A', true);
@@ -298,11 +273,16 @@ void ShowImageWindow::MessageReceived(BMessage* message)
BAlert* pAlert;
switch (message->what) {
case MSG_FILE_SAVE :
pAlert = new BAlert( "File/Save",
"File/Save not implemented yet", "OK");
pAlert->Go();
break;
case MSG_OUTPUT_TYPE:
// User clicked Save As then choose an output format
SaveAs(message);
break;
case MSG_SAVE_PANEL:
// User specified where to save the output image
SaveToFile(message);
break;
case B_UNDO :
pAlert = new BAlert( "Edit/Undo",
"Edit/Undo not implemented yet", "OK");
@@ -345,4 +325,65 @@ void ShowImageWindow::MessageReceived(BMessage* message)
break;
}
}
void
ShowImageWindow::SaveAs(BMessage *pmsg)
{
// Handle SaveAs menu choice by setting the
// translator and desired output format
// and giving the user a save panel
if (pmsg->FindInt32("be:translator",
reinterpret_cast<int32 *>(&foutTranslator)) != B_OK)
return;
if (pmsg->FindInt32("be:type",
reinterpret_cast<int32 *>(&foutType)) != B_OK)
return;
if (!fpsavePanel) {
fpsavePanel = new BFilePanel(B_SAVE_PANEL, new BMessenger(this), NULL, 0,
false, new BMessage(MSG_SAVE_PANEL));
if (!fpsavePanel)
return;
}
fpsavePanel->Window()->SetWorkspaces(B_CURRENT_WORKSPACE);
fpsavePanel->Show();
}
void
ShowImageWindow::SaveToFile(BMessage *pmsg)
{
// After the user has chosen which format
// to output to and where to save the file,
// this function is called to save the currently
// open image to a file in the desired format.
entry_ref dirref;
if (pmsg->FindRef("directory", &dirref) != B_OK)
return;
const char *filename;
if (pmsg->FindString("name", &filename) != B_OK)
return;
BDirectory dir(&dirref);
BFile file(&dir, filename, B_WRITE_ONLY | B_CREATE_FILE | B_ERASE_FILE);
if (file.InitCheck() != B_OK)
return;
BBitmapStream stream(m_PrivateView->GetBitmap());
BTranslatorRoster *proster = BTranslatorRoster::Default();
if (proster->Translate(foutTranslator, &stream, NULL,
&file, foutType) != B_OK) {
BAlert *palert = new BAlert(NULL, "Error writing image file.", "Ok");
palert->Go();
}
BBitmap *pout = NULL;
stream.DetachBitmap(&pout);
// bitmap used by stream still belongs to the view,
// detach so it doesn't get deleted
}
// BMenu* pMenuDither = ;
src/apps/showimage/ShowImageWindow.h
+12
View File
@@ -6,6 +6,9 @@
#define _ShowImageWindow_h
#include <Window.h>
#include <FilePanel.h>
#include <TranslationDefs.h>
class ShowImageView;
class ShowImageWindow : public BWindow
@@ -34,6 +37,15 @@ private:
BMenuItem * AddItemMenu( BMenu *pMenu, char *Caption, long unsigned int msg,
char shortcut, uint32 modifier, char target, bool enabled );
void SaveAs(BMessage *pmsg);
// Handle Save As submenu choice
void SaveToFile(BMessage *pmsg);
// Handle save file panel message
BFilePanel *fpsavePanel;
translator_id foutTranslator;
uint32 foutType;
entry_ref* m_pReferences;
ShowImageView* m_PrivateView;