Initial commit

gui/themebrowser.cpp

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+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#include "gui/themebrowser.h"
+#include "gui/widgets/list.h"
+#include "gui/widget.h"
+#include "gui/gui-manager.h"
+
+#include "common/translation.h"
+
+namespace GUI {
+
+enum {
+	kChooseCmd = 'Chos'
+};
+
+// TODO: this is a rip off of GUI::Browser right now
+// it will get some more output like theme name,
+// theme style, theme preview(?) in the future
+// but for now this simple browser works,
+// also it will get its own theme config values
+// and not use 'browser_' anymore
+ThemeBrowser::ThemeBrowser() : Dialog("Browser") {
+	_fileList = nullptr;
+
+	new StaticTextWidget(this, "Browser.Headline", _("Select a Theme"));
+
+	// Add file list
+	_fileList = new ListWidget(this, "Browser.List");
+	_fileList->setNumberingMode(kListNumberingOff);
+	_fileList->setEditable(false);
+
+	_backgroundType = GUI::ThemeEngine::kDialogBackgroundPlain;
+
+	// Buttons
+	new ButtonWidget(this, "Browser.Cancel", _("Cancel"), Common::U32String(), kCloseCmd);
+	new ButtonWidget(this, "Browser.Choose", _("Choose"), Common::U32String(), kChooseCmd);
+}
+
+void ThemeBrowser::open() {
+	// Alway refresh file list
+	updateListing();
+
+	// Call super implementation
+	Dialog::open();
+}
+
+void ThemeBrowser::handleCommand(CommandSender *sender, uint32 cmd, uint32 data) {
+	switch (cmd) {
+	case kChooseCmd:
+	case kListItemActivatedCmd:
+	case kListItemDoubleClickedCmd: {
+		int selection = _fileList->getSelected();
+		if (selection < 0)
+			break;
+
+		// TODO:
+		// Currently ThemeEngine::listUseableThemes uses a
+		// list. Thus we can not use operator[] here but
+		// need to iterate through the list. We might want
+		// to think of changing it, but it should not be
+		// of high importance anyway.
+		ThemeDescList::const_iterator sel = _themes.begin();
+		for (int i = 0; i < selection; ++i)
+			++sel;
+
+		_select = sel->id;
+		_selectName = sel->name;
+		setResult(1);
+		close();
+		break;
+	}
+	default:
+		Dialog::handleCommand(sender, cmd, data);
+	}
+}
+
+void ThemeBrowser::updateListing() {
+	_themes.clear();
+
+	ThemeEngine::listUsableThemes(_themes);
+
+	const Common::String currentThemeId = g_gui.theme()->getThemeId();
+	int currentThemeIndex = 0, index = 0;
+
+	Common::U32StringArray list;
+	for (ThemeDescList::const_iterator i = _themes.begin(); i != _themes.end(); ++i, ++index) {
+		list.push_back(i->name);
+
+		if (i->id == currentThemeId)
+			currentThemeIndex = index;
+	}
+
+	_fileList->setList(list);
+	_fileList->scrollTo(0);
+	_fileList->setSelected(currentThemeIndex);
+
+	// Finally, redraw
+	g_gui.scheduleTopDialogRedraw();
+}
+
+} // End of namespace GUI