add getWidgetPixelRatio and setObjectImage

src/luaengine/main.cpp

@@ -45,7 +45,8 @@ int main(int argc, char *argv[])
     if (arguments.length() >= 2) {
         QVariant rtPath = arguments.first();
         arguments.removeFirst();
-        QFile luaScript(arguments.first().toString());
+        QVariant scriptPath = arguments.first();
+        QFile luaScript(scriptPath.toString());
         if (!luaScript.open(QIODevice::ReadOnly)) {
             QTextStream(stderr) << "Error: Failed to open \"" << arguments.first().toString() << "\"." << endl;
             return 1;
@@ -62,6 +63,8 @@ int main(int argc, char *argv[])
         LuaEngineIO::pushClass(&luaEngineGui);
         LuaEngineOS::pushClass(&luaEngineGui);
         luaEngineGui.pushVariant("_LuaEngineRT", rtPath);
+        luaEngineGui.setProperty("EngineType", "Runtime");
+        luaEngineGui.setProperty("ScriptPath", scriptPath);
         luaEngineGui.executeLuaScript(luaScript.readAll());
 
         if (luaEngineGui.executeLuaFunction("main", arguments, true)) {

src/luaengineapp/main.cpp

@@ -77,6 +77,7 @@ int main(int argc, char *argv[])
     LuaEngineGui luaEngineGui;
     LuaEngineIO::pushClass(&luaEngineGui);
     LuaEngineOS::pushClass(&luaEngineGui);
+    luaEngineGui.setProperty("EngineType", "Portable");
     luaEngineGui.executeLuaScript(luaScript);
 
     QVariantList arguments;

src/luaenginegui/luaengine/LuaEngineGui.cpp

@@ -15,6 +15,7 @@
 * limitations under the License.
 *****************************************************************************/
 
+#include "LuaEngineRegistry.h"
 #include "LuaEngineGui.h"
 #include <QPlainTextEdit>
 #include <QStackedWidget>
@@ -79,6 +80,10 @@ void LuaEngineGui::pushClass(lua_State *L_p)
     // Gui
     pushVariant(L_p, "GuiExecuted", "GuiExecuted");
 
+    // Object
+    pushFunction(L_p, "getWindow", getWindow);
+    pushFunction(L_p, "setObjectImage", setObjectImage);
+
     // Widget
     pushFunction(L_p, "closeWidget", closeWidget);
     pushFunction(L_p, "executeWidget", executeWidget);
@@ -86,6 +91,7 @@ void LuaEngineGui::pushClass(lua_State *L_p)
     pushFunction(L_p, "isWidgetChecked", isWidgetChecked);
     pushFunction(L_p, "isWidgetEnabled", isWidgetEnabled);
     pushFunction(L_p, "isWidgetVisible", isWidgetVisible);
+    pushFunction(L_p, "getWidgetPixelRatio", getWidgetPixelRatio);
     pushFunction(L_p, "getWidgetText", getWidgetText);
     pushFunction(L_p, "setWidgetChecked", setWidgetChecked);
     pushFunction(L_p, "setWidgetEnabled", setWidgetEnabled);
@@ -178,9 +184,6 @@ void LuaEngineGui::pushClass(lua_State *L_p)
     pushVariant(L_p, "SizePolicyPreferred", (int)QSizePolicy::Preferred);
     pushVariant(L_p, "SizePolicyExpanding", (int)QSizePolicy::Expanding);
     pushVariant(L_p, "SizePolicyIgnored", (int)QSizePolicy::Ignored);
-
-    // Object
-    pushFunction(L_p, "getWindow", getWindow);
 }
 
 void LuaEngineGui::pushClass(LuaEngine *luaEngine)
@@ -426,6 +429,77 @@ int LuaEngineGui::setMenuShortcut(lua_State *L_p)
     return 0;
 }
 
+int LuaEngineGui::setObjectImage(lua_State *L_p)
+{
+    if (getArgumentCount(L_p) >= 2) {
+        void *pointer = getPointer(L_p, 1);
+        if (pointer != NULL) {
+            QString imagePath = getVariant(L_p, 2).toString();
+            if (QFileInfo(imagePath).isRelative()) {
+                LuaEngine *engine = (LuaEngine*)engineRegistry->getEngine(L_p);
+                QString engineType = engine->property("EngineType").toString();
+                if (engineType == "Runtime") {
+                    QString scriptPath = engine->property("ScriptPath").toString();
+                    QString scriptDirPath = QFileInfo(scriptPath).canonicalPath();
+                    QString newImagePath = QString("%1/%2").arg(scriptDirPath, imagePath);
+                    if (QFile(newImagePath).exists()) {
+                        imagePath = newImagePath;
+                    }
+                }
+                else {
+                    QString newImagePath = QString("%1/%2").arg(QApplication::applicationDirPath(), imagePath);
+                    if (QFile(newImagePath).exists()) {
+                        imagePath = newImagePath;
+                    }
+                }
+            }
+            double pixelRatio = 1;
+            if (getArgumentCount(L_p) >= 3) {
+                bool pixelRatioOk;
+                double newPixelRatio = getVariant(L_p, 3).toDouble(&pixelRatioOk);
+                if (pixelRatioOk) {
+                    pixelRatio = newPixelRatio;
+                }
+            }
+            if (((QObject*)pointer)->inherits("QCheckBox")) {
+                QPixmap objectImage(imagePath);
+                objectImage.setDevicePixelRatio(pixelRatio);
+                QIcon objectIcon;
+                objectIcon.addPixmap(objectImage);
+                ((QCheckBox*)pointer)->setIcon(objectIcon);
+            }
+            else if (((QObject*)pointer)->inherits("QLabel")) {
+                QPixmap objectImage(imagePath);
+                objectImage.setDevicePixelRatio(pixelRatio);
+                ((QLabel*)pointer)->setPixmap(objectImage);
+            }
+            else if (((QObject*)pointer)->inherits("QPushButton")) {
+                QPixmap objectImage(imagePath);
+                objectImage.setDevicePixelRatio(pixelRatio);
+                QIcon objectIcon;
+                objectIcon.addPixmap(objectImage);
+                ((QPushButton*)pointer)->setIcon(objectIcon);
+            }
+            else if (((QObject*)pointer)->inherits("QRadioButton")) {
+                QPixmap objectImage(imagePath);
+                objectImage.setDevicePixelRatio(pixelRatio);
+                QIcon objectIcon;
+                objectIcon.addPixmap(objectImage);
+                ((QRadioButton*)pointer)->setIcon(objectIcon);
+            }
+            else if (((QObject*)pointer)->inherits("QToolButton")) {
+                QPixmap objectImage(imagePath);
+                objectImage.setDevicePixelRatio(pixelRatio);
+                QIcon objectIcon;
+                objectIcon.addPixmap(objectImage);
+                ((QToolButton*)pointer)->setIcon(objectIcon);
+            }
+            return 0;
+        }
+    }
+    return 0;
+}
+
 int LuaEngineGui::setWidgetChecked(lua_State *L_p)
 {
     if (getArgumentCount(L_p) >= 1) {
@@ -1279,6 +1353,18 @@ int LuaEngineGui::getWindow(lua_State *L_p)
     return 0;
 }
 
+int LuaEngineGui::getWidgetPixelRatio(lua_State *L_p)
+{
+    if (getArgumentCount(L_p) >= 1) {
+        void *pointer = getPointer(L_p, 1);
+        if (pointer != NULL && ((QObject*)pointer)->inherits("QWidget")) {
+            pushVariant(L_p, ((QWidget*)pointer)->devicePixelRatioF());
+            return 1;
+        }
+    }
+    return 0;
+}
+
 int LuaEngineGui::getWidgetText(lua_State *L_p)
 {
     if (getArgumentCount(L_p) >= 1) {

src/luaenginegui/luaengine/LuaEngineGui.h

@@ -40,6 +40,7 @@ public:
     static int showWidget(lua_State *L_p);
     static int setLayoutMargins(lua_State *L_p);
     static int setMenuShortcut(lua_State *L_p);
+    static int setObjectImage(lua_State *L_p);
     static int setWidgetChecked(lua_State *L_p);
     static int setWidgetEnabled(lua_State *L_p);
     static int setWidgetFixed(lua_State *L_p);
@@ -82,6 +83,7 @@ public:
     static int isWidgetChecked(lua_State *L_p);
     static int isWidgetEnabled(lua_State *L_p);
     static int isWidgetVisible(lua_State *L_p);
+    static int getWidgetPixelRatio(lua_State *L_p);
     static int getWidgetText(lua_State *L_p);
     static int getWindow(lua_State *L_p);