Theme Editor: Added warning messages for missing resources

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27803 a1c6a512-1295-4272-9138-f99709370657

utils/themeeditor/graphics/rbfont.cpp

@@ -39,6 +39,8 @@ RBFont::RBFont(QString file)
     : valid(false), imageData(0), offsetData(0), widthData(0)
 {
 
+    bool badFile = false;
+
     /* Attempting to locate the correct file name */
     if(!QFile::exists(file))
     {
@@ -52,7 +54,11 @@ RBFont::RBFont(QString file)
         settings.endGroup();
 
         if(!QFile::exists(file))
+        {
             file = ":/fonts/08-Schumacher-Clean.fnt";
+
+            badFile = true;
+        }
     }
     header.insert("filename", file);
 
@@ -65,6 +71,9 @@ RBFont::RBFont(QString file)
         widthData = cache->widthData;
         header = cache->header;
 
+        if(!badFile)
+            valid = true;
+
         return;
     }
 
@@ -162,6 +171,9 @@ RBFont::RBFont(QString file)
    cache->header = header;
    RBFontCache::insert(file, cache);
 
+   if(!badFile)
+       valid = true;
+
 }
 
 RBFont::~RBFont()

utils/themeeditor/graphics/rbfont.h

@@ -41,6 +41,8 @@ public:
 
     static quint16 maxFontSizeFor16BitOffsets;
 
+    bool isValid(){ return valid; }
+
 private:
     QHash<QString, QVariant> header;
     bool valid;

utils/themeeditor/graphics/rbimage.cpp

@@ -25,6 +25,7 @@
 
 #include "rbimage.h"
 #include "parsetreenode.h"
+#include <rbscene.h>
 
 RBImage::RBImage(QString file, int tiles, int x, int y, ParseTreeNode* node,
                  QGraphicsItem* parent)
@@ -56,6 +57,9 @@ RBImage::RBImage(QString file, int tiles, int x, int y, ParseTreeNode* node,
     }
     else
     {
+        RBScene* s = dynamic_cast<RBScene*>(scene());
+        s->addWarning(QObject::tr("Image not found: ") + file);
+
         size = QRectF(0, 0, 0, 0);
         image = 0;
     }

utils/themeeditor/graphics/rbscreen.cpp

@@ -201,8 +201,12 @@ void RBScreen::setBackdrop(QString filename)
     if(QFile::exists(filename))
         backdrop = new QPixmap(filename);
     else
+    {
+        RBScene* s = dynamic_cast<RBScene*>(scene());
+        s->addWarning(QObject::tr("Image not found: ") + filename);
         backdrop = 0;
     }
+}
 
 void RBScreen::makeCustomUI(QString id)
 {

utils/themeeditor/models/parsetreenode.cpp

@@ -641,6 +641,7 @@ bool ParseTreeNode::execTag(const RBRenderInfo& info, RBViewport* viewport)
     char c, hAlign, vAlign;
     RBImage* image;
     QPixmap temp;
+    RBFont* fLoad;
 
     /* Two switch statements to narrow down the tag name */
     switch(element->tag->name[0])
@@ -857,7 +858,11 @@ bool ParseTreeNode::execTag(const RBRenderInfo& info, RBViewport* viewport)
             x = element->params[0].data.number;
             filename = info.settings()->value("themebase", "") + "/fonts/" +
                        element->params[1].data.text;
-            info.screen()->loadFont(x, new RBFont(filename));
+            fLoad = new RBFont(filename);
+            if(!fLoad->isValid())
+                dynamic_cast<RBScene*>(info.screen()->scene())
+                ->addWarning(QObject::tr("Missing font file: ") + filename);
+            info.screen()->loadFont(x, fLoad);
             return true;
 
         }