Allows "Icon Label Outline" to be disabled when no background bitmaps are chosen.

It complements r29190 and fixes ticket #2395.



git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@30495 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/kits/tracker/BackgroundImage.cpp

@@ -86,15 +86,15 @@ BackgroundImage::GetBackgroundImage(const BNode *node, bool isDesktop)
 		Mode mode = kTiled;
 		bool textWidgetLabelOutline = false;
 		BPoint offset;
+		BBitmap *bitmap = NULL;
 
-		if (container.FindString(kBackgroundImageInfoPath, index, &path) != B_OK)
+		if (container.FindString(kBackgroundImageInfoPath, index, &path) == B_OK) {	
-			break;
+			bitmap = BTranslationUtils::GetBitmap(path);
-		
-		BBitmap *bitmap = BTranslationUtils::GetBitmap(path);
 			if (!bitmap) {
-//			PRINT(("failed to load background bitmap from path\n"));
+				PRINT(("failed to load background bitmap from path\n"));
-			continue;
 			}
+		} else
+			break;
 
 		container.FindInt32(kBackgroundImageInfoWorkspaces, index, (int32 *)&workspaces);
 		container.FindInt32(kBackgroundImageInfoMode, index, (int32 *)&mode);
@@ -140,6 +140,7 @@ BackgroundImage::BackgroundImage(const BNode *node, bool desktop)
 {
 }
 
+
 BackgroundImage::~BackgroundImage()
 {
 }
@@ -151,6 +152,7 @@ BackgroundImage::Add(BackgroundImageInfo *info)
 	fBitmapForWorkspaceList.AddItem(info);
 }
 
+
 void 
 BackgroundImage::Show(BView *view, int32 workspace)
 {
@@ -168,6 +170,16 @@ BackgroundImage::Show(BView *view, int32 workspace)
 void 
 BackgroundImage::Show(BackgroundImageInfo *info, BView *view)
 {
+	BPoseView *poseView = dynamic_cast<BPoseView *>(view);
+	if (poseView)
+		poseView->SetWidgetTextOutline(info->fTextWidgetOutline);
+
+	if (info->fBitmap == NULL) {
+		view->ClearViewBitmap();
+		view->Invalidate();
+		fShowingBitmap = info;
+		return;
+	}
 	BRect viewBounds(view->Bounds());
 	BRect bitmapBounds(info->fBitmap->Bounds());
 	BRect destinationBitmapBounds(bitmapBounds);
@@ -205,15 +217,10 @@ BackgroundImage::Show(BackgroundImageInfo *info, BView *view)
 			break;
 	}
 	
-	BPoseView *poseView = dynamic_cast<BPoseView *>(view);
-	if (poseView)
-		poseView->SetWidgetTextOutline(info->fTextWidgetOutline);
-	
 	// switch to the bitmap and force a redraw
 	view->SetViewBitmap(info->fBitmap, bitmapBounds, destinationBitmapBounds,
 		followFlags, tile);
 	view->Invalidate();
-
 	fShowingBitmap = info;
 }
 
@@ -268,6 +275,7 @@ BackgroundImage::WorkspaceActivated(BView *view, int32 workspace, bool state)
 		return;
 		
 	BackgroundImageInfo *info = ImageInfoForWorkspace(workspace);
+
 	if (info != fShowingBitmap) {
 		if (info)
 			Show(info, view);

src/preferences/backgrounds/BackgroundImage.cpp

@@ -116,13 +116,18 @@ BackgroundImage::GetBackgroundImage(const BNode *node, bool isDesktop,
 		BPoint offset;
 		uint32 imageSet = 0;
 		uint32 cacheMode = 0;
-		if (container.FindString(kBackgroundImageInfoPath, index, &path) != B_OK)
+		int32 imageIndex = -1;
-			break;
 
+		if (container.FindString(kBackgroundImageInfoPath, index, &path) == B_OK) {
+			if (strcmp(path, "")) {
 				BPath bpath(path);
-		int32 imageIndex = view->AddImage(bpath);
+				imageIndex = view->AddImage(bpath);
-		if (imageIndex < 0)
+				if (imageIndex < 0) {
 					imageIndex = -imageIndex - 1;
+				}
+			}
+		} else 
+			break;
 
 		container.FindInt32(kBackgroundImageInfoWorkspaces, index,
 			(int32 *)&workspaces);
@@ -359,12 +364,12 @@ BackgroundImage::ImageInfoForWorkspace(int32 workspace) const
 		if (fIsDesktop) {
 			if (info->fWorkspace == workspaceMask)
 				return info;
+
 			if (info->fWorkspace & workspaceMask)
 				result = info;
 		} else
 			return info;
 	}
-
 	return result;
 }
 
@@ -427,13 +432,15 @@ BackgroundImage::SetBackgroundImage(BNode *node)
 
 	for (int32 index = 0; index < count; index++) {
 		BackgroundImageInfo *info = fBitmapForWorkspaceList.ItemAt(index);
-		if (fBackgroundsView->GetImage(info->fImageIndex) == NULL)
-			continue;
 
 		container.AddBool(kBackgroundImageInfoTextOutline,
 			info->fTextWidgetLabelOutline);
+		if (fBackgroundsView->GetImage(info->fImageIndex) != NULL) {
 			container.AddString(kBackgroundImageInfoPath,
 				fBackgroundsView->GetImage(info->fImageIndex)->GetPath().Path());
+		} else 
+			container.AddString(kBackgroundImageInfoPath, "");
+
 		container.AddInt32(kBackgroundImageInfoWorkspaces, info->fWorkspace);
 		container.AddPoint(kBackgroundImageInfoOffset, info->fOffset);
 		container.AddInt32(kBackgroundImageInfoMode, info->fMode);

src/preferences/backgrounds/BackgroundsView.cpp

@@ -545,6 +545,11 @@ BackgroundsView::UpdateWithCurrent(void)
 		fIconLabelOutline->SetValue(fCurrentInfo->fTextWidgetLabelOutline
 			? B_CONTROL_ON : B_CONTROL_OFF);
 		
+		fLastImageIndex = fCurrentInfo->fImageIndex;
+		FindImageItem(fLastImageIndex)->SetMarked(true);
+
+		if (fLastImageIndex > -1) {
+
 			BString xtext, ytext;
 			int32 cmd = 0;
 			switch (fCurrentInfo->fMode) {
@@ -569,9 +574,9 @@ BackgroundsView::UpdateWithCurrent(void)
 
 			fXPlacementText->SetText(xtext.String());
 			fYPlacementText->SetText(ytext.String());
-
+		} else {
-		fLastImageIndex = fCurrentInfo->fImageIndex;
+			fPlacementMenu->FindItem(kMsgManualPlacement)->SetMarked(true);
-		FindImageItem(fLastImageIndex)->SetMarked(true);
+		}
 	}
 
 	rgb_color color = {255, 255, 255, 255};
@@ -593,6 +598,7 @@ BackgroundsView::Save()
 {
 	bool textWidgetLabelOutline =
 		fIconLabelOutline->Value() == B_CONTROL_ON;
+
 	BackgroundImage::Mode mode = FindPlacementMode();
 	BPoint offset(atoi(fXPlacementText->Text()), atoi(fYPlacementText->Text()));
 
@@ -620,15 +626,12 @@ BackgroundsView::Save()
 					&& fCurrentInfo->fWorkspace != workspaceMask) {
 					fCurrentInfo->fWorkspace = fCurrentInfo->fWorkspace
 						^ workspaceMask;
-					if (fLastImageIndex > -1) {
 					fCurrentInfo = new BackgroundImage::BackgroundImageInfo(
 						workspaceMask, fLastImageIndex, mode, offset,
 						textWidgetLabelOutline, fCurrentInfo->fImageSet,
 						fCurrentInfo->fCacheMode);
 					fCurrent->Add(fCurrentInfo);
-					}
 				} else if (fCurrentInfo->fWorkspace == workspaceMask) {
-					if (fLastImageIndex > -1) {
 					fCurrentInfo->fTextWidgetLabelOutline =
 						textWidgetLabelOutline;
 					fCurrentInfo->fMode = mode;
@@ -636,22 +639,17 @@ BackgroundsView::Save()
 						fCurrentInfo->fOffset = offset;
 
 					fCurrentInfo->fImageIndex = fLastImageIndex;
-					} else {
-						fCurrent->Remove(fCurrentInfo);
-						fCurrentInfo = NULL;
-					}
 				}
 			} else {
 				fCurrent->RemoveAll();
-				if (fLastImageIndex > -1) {
+				
 				fCurrentInfo = new BackgroundImage::BackgroundImageInfo(
 					B_ALL_WORKSPACES, fLastImageIndex, mode, offset,
 					textWidgetLabelOutline, fCurrent->GetShowingImageSet(),
 					fCurrentInfo->fCacheMode);
 				fCurrent->Add(fCurrentInfo);
 			}
-			}
+		} else {
-		} else if (fLastImageIndex > -1) {
 			if (fWorkspaceMenu->FindItem(kMsgCurrentWorkspace)->IsMarked()) {
 				fCurrentInfo = new BackgroundImage::BackgroundImageInfo(
 					workspaceMask, fLastImageIndex, mode, offset,
@@ -868,10 +866,6 @@ BackgroundsView::UpdatePreview()
 	bool imageEnabled = !(fImageMenu->FindItem(kMsgNoImage)->IsMarked());
 	if (fPlacementMenu->IsEnabled() ^ imageEnabled)
 		fPlacementMenu->SetEnabled(imageEnabled);
-	if (fIconLabelOutline->IsEnabled() ^ imageEnabled)
-		fIconLabelOutline->SetEnabled(imageEnabled);
-	if (!imageEnabled)
-		fIconLabelOutline->SetValue(B_CONTROL_ON);
 
 	bool textEnabled = (fPlacementMenu->FindItem(kMsgManualPlacement)->IsMarked())
 		&& imageEnabled;
@@ -969,7 +963,8 @@ BackgroundsView::UpdateButtons()
 			&& ((fCurrentInfo->fWorkspace != B_ALL_WORKSPACES)
 				^ (fWorkspaceMenu->FindItem(kMsgCurrentWorkspace)->IsMarked()))) {
 			hasChanged = true;
-		} else if (fCurrentInfo->fMode == BackgroundImage::kAtOffset) {
+		} else if (fCurrentInfo->fImageIndex > -1 &&
+			fCurrentInfo->fMode == BackgroundImage::kAtOffset) {
 			BString oldString, newString;
 			oldString << (int)fCurrentInfo->fOffset.x;
 			if (oldString != BString(fXPlacementText->Text())) {
@@ -983,6 +978,8 @@ BackgroundsView::UpdateButtons()
 		}
 	} else if (fImageMenu->IndexOf(fImageMenu->FindMarked()) > 0) {
 		hasChanged = true;
+	} else if (fIconLabelOutline->Value() == B_CONTROL_OFF) {
+		hasChanged = true;
 	}
 
 	fApply->SetEnabled(hasChanged);