improve examples

examples/ragephoto-gtkviewer/src/PhotoViewer.cpp

@@ -19,6 +19,7 @@
 #include "PhotoViewer.h"
 #include <cairomm/context.h>
 #include <gdkmm/general.h>
+#include <gtkmm/messagedialog.h>
 #include <RagePhoto.h>
 #include <iostream>
 
@@ -32,6 +33,9 @@ void PhotoViewer::open_file(const char *filename)
     // Read file
     FILE *file = fopen(filename, "rb");
     if (!file) {
+        Gtk::MessageDialog msg(*p_win, "Failed to read file: " + Glib::ustring(filename), false, Gtk::MESSAGE_WARNING, Gtk::BUTTONS_OK, true);
+        msg.set_title("Open Photo");
+        msg.run();
         return;
     }
     const int fseek_end_value = fseek(file, 0, SEEK_END);
@@ -60,8 +64,12 @@ void PhotoViewer::open_file(const char *filename)
     free(data);
     if (!loaded) {
         const RagePhoto::Error error = ragePhoto.error();
-        if (error <= RagePhoto::Error::PhotoReadError)
+        if (error <= RagePhoto::Error::PhotoReadError) {
+            Gtk::MessageDialog msg(*p_win, "Failed to read photo: " + Glib::ustring(filename), false, Gtk::MESSAGE_WARNING, Gtk::BUTTONS_OK, true);
+            msg.set_title("Open Photo");
+            msg.run();
             return;
+        }
     }
 
     guchar *photoData = static_cast<guchar*>(malloc(ragePhoto.photoSize()));
@@ -71,7 +79,7 @@ void PhotoViewer::open_file(const char *filename)
     memcpy(photoData, ragePhoto.photoData(), ragePhoto.photoSize());
 
     GdkPixbufLoader *loader = gdk_pixbuf_loader_new();
-    gdk_pixbuf_loader_write(loader, photoData, static_cast<gsize>(ragePhoto.photoSize()), nullptr);
+    gdk_pixbuf_loader_write(loader, photoData, static_cast<gsize>(ragePhoto.photoSize()), NULL);
     GdkPixbuf *c_pixbuf = gdk_pixbuf_loader_get_pixbuf(loader);
     p_image = Glib::wrap(c_pixbuf);
 

examples/ragephoto-gtkviewer/src/main.cpp

@@ -23,6 +23,7 @@
 #include <gtkmm/filechooserdialog.h>
 #include <gtkmm/filefilter.h>
 #include <gtkmm/label.h>
+#include <gtkmm/messagedialog.h>
 #include <gtkmm/window.h>
 #include <iostream>
 
@@ -53,6 +54,7 @@ int main(int argc, char *argv[])
     open_button.set_label("Open");
     open_button.set_hexpand(true);
     open_button.set_size_request(100);
+    open_button.set_image_from_icon_name("document-open");
     open_button.signal_clicked().connect([&](){
         Gtk::FileChooserDialog dialog("Open Photo...", Gtk::FILE_CHOOSER_ACTION_OPEN);
         dialog.set_transient_for(win);
@@ -84,18 +86,28 @@ int main(int argc, char *argv[])
     close_button.set_label("Close");
     close_button.set_hexpand(true);
     close_button.set_size_request(100);
+    close_button.set_image_from_icon_name("dialog-close");
     close_button.signal_clicked().connect([&](){
         win.close();
     });
     horizontal_box.add(close_button);
     close_button.show();
 
-    app->signal_open().connect([&](const Gio::Application::type_vec_files &files, const Glib::ustring &hint){
-        for (const auto &file : files) {
-            photo_viewer.open_file(file->get_path().c_str());
+    app->signal_open().connect([&](const Gio::Application::type_vec_files &files, const Glib::ustring &hint) {
+        if (files.size() == 1) {
+            for (const auto &file : files) {
+                photo_viewer.open_file(file->get_path().c_str());
+            }
+            app->add_window(win);
+            win.show();
+        }
+        else {
+            app->add_window(win);
+            win.show();
+            Gtk::MessageDialog msg(win, "Can't open multiple photos at once!", false, Gtk::MESSAGE_WARNING, Gtk::BUTTONS_OK, true);
+            msg.set_title("RagePhoto GTK Photo Viewer");
+            msg.run();
         }
-        app->add_window(win);
-        win.show();
     });
 
     horizontal_box.show();

examples/ragephoto-qtviewer/src/main.cpp

@@ -73,20 +73,21 @@ int main(int argc, char *argv[])
     QWidget centralWidget(&mainWindow);
     mainWindow.setCentralWidget(&centralWidget);
 
-    QVBoxLayout verticalLayout(&mainWindow);
+    QVBoxLayout verticalLayout(&centralWidget);
     verticalLayout.setContentsMargins(0, 0, 0, 0);
     verticalLayout.setSpacing(6);
-    centralWidget.setLayout(&verticalLayout);
 
     QLabel photoLabel(&mainWindow);
     verticalLayout.addWidget(&photoLabel);
 
-    QHBoxLayout horizontalLayout(&mainWindow);
+    QHBoxLayout horizontalLayout;
     horizontalLayout.setContentsMargins(6, 0, 6, 6);
     horizontalLayout.setSpacing(6);
     verticalLayout.addLayout(&horizontalLayout);
 
     QPushButton openButton("Open", &mainWindow);
+    if (QIcon::hasThemeIcon("document-open"))
+        openButton.setIcon(QIcon::fromTheme("document-open"));
     QObject::connect(&openButton, &QPushButton::clicked, &mainWindow, [&](){
         const QString filename = QFileDialog::getOpenFileName(&mainWindow, "Open Photo...", QString(), "GTA V Photo (PGTA5*)");
         if (filename.isEmpty())
@@ -100,6 +101,8 @@ int main(int argc, char *argv[])
     horizontalLayout.addWidget(&openButton);
 
     QPushButton closeButton("Close", &mainWindow);
+    if (QIcon::hasThemeIcon("dialog-close"))
+        closeButton.setIcon(QIcon::fromTheme("dialog-close"));
     QObject::connect(&closeButton, &QPushButton::clicked, &mainWindow, &QMainWindow::close);
     horizontalLayout.addWidget(&closeButton);