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144 lines
4.5 KiB
144 lines
4.5 KiB
/*
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* <one line to give the library's name and an idea of what it does.>
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* Copyright (C) 2014 <copyright holder> <email>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#include "appchoosercombobox.h"
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#include "icontheme.h"
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#include "appchooserdialog.h"
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#include "utilities.h"
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namespace Fm {
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AppChooserComboBox::AppChooserComboBox(QWidget* parent):
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QComboBox(parent),
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defaultApp_(NULL),
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appInfos_(NULL),
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defaultAppIndex_(0),
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prevIndex_(0),
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mimeType_(NULL) {
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// the new Qt5 signal/slot syntax cannot handle overloaded methods by default
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// hence a type-casting is needed here. really ugly!
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// reference: http://qt-project.org/forums/viewthread/21513
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connect((QComboBox*)this, static_cast<void (QComboBox::*)(int)>(&QComboBox::currentIndexChanged), this, &AppChooserComboBox::onCurrentIndexChanged);
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}
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AppChooserComboBox::~AppChooserComboBox() {
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if(mimeType_)
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fm_mime_type_unref(mimeType_);
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if(defaultApp_)
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g_object_unref(defaultApp_);
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// delete GAppInfo objects stored for Combobox
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if(appInfos_) {
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g_list_foreach(appInfos_, (GFunc)g_object_unref, NULL);
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g_list_free(appInfos_);
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}
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}
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void AppChooserComboBox::setMimeType(FmMimeType* mimeType) {
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clear();
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if(mimeType_)
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fm_mime_type_unref(mimeType_);
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mimeType_ = fm_mime_type_ref(mimeType);
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if(mimeType_) {
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const char* typeName = fm_mime_type_get_type(mimeType_);
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defaultApp_ = g_app_info_get_default_for_type(typeName, FALSE);
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appInfos_ = g_app_info_get_all_for_type(typeName);
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int i = 0;
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for(GList* l = appInfos_; l; l = l->next, ++i) {
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GAppInfo* app = G_APP_INFO(l->data);
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GIcon* gicon = g_app_info_get_icon(app);
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QString name = QString::fromUtf8(g_app_info_get_name(app));
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// QVariant data = qVariantFromValue<void*>(app);
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// addItem(IconTheme::icon(gicon), name, data);
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addItem(IconTheme::icon(gicon), name);
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if(app == defaultApp_)
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defaultAppIndex_ = i;
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}
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setCurrentIndex(defaultAppIndex_);
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}
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// add "Other applications" item
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insertSeparator(count());
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addItem(tr("Customize"));
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}
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// returns the currently selected app.
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GAppInfo* AppChooserComboBox::selectedApp() {
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return G_APP_INFO(g_list_nth_data(appInfos_, currentIndex()));
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}
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bool AppChooserComboBox::isChanged() {
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return (defaultAppIndex_ != currentIndex());
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}
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void AppChooserComboBox::onCurrentIndexChanged(int index) {
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if(index == -1 || index == prevIndex_)
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return;
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// the last item is "Customize"
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if(index == (count() - 1)) {
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/* TODO: let the user choose an app or add custom actions here. */
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QWidget* toplevel = topLevelWidget();
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AppChooserDialog dlg(mimeType_, toplevel);
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dlg.setWindowModality(Qt::WindowModal);
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dlg.setCanSetDefault(false);
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if(dlg.exec() == QDialog::Accepted) {
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GAppInfo* app = dlg.selectedApp();
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if(app) {
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/* see if it's already in the list to prevent duplication */
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GList* found = NULL;
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for(found = appInfos_; found; found = found->next) {
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if(g_app_info_equal(app, G_APP_INFO(found->data)))
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break;
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}
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/* if it's already in the list, select it */
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if(found) {
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setCurrentIndex(g_list_position(appInfos_, found));
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g_object_unref(app);
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}
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else { /* if it's not found, add it to the list */
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appInfos_ = g_list_prepend(appInfos_, app);
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GIcon* gicon = g_app_info_get_icon(app);
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QString name = QString::fromUtf8(g_app_info_get_name(app));
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insertItem(0, IconTheme::icon(gicon), name);
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setCurrentIndex(0);
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}
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return;
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}
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}
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// restore to previously selected item
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setCurrentIndex(prevIndex_);
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}
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else {
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prevIndex_ = index;
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}
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}
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#if 0
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/* get a list of custom apps added with app-chooser.
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* the returned GList is owned by the combo box and shouldn't be freed. */
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const GList* AppChooserComboBox::customApps() {
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}
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#endif
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} // namespace Fm
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