Filtering and launching

lib/dmenu.hpp

@@ -21,37 +21,46 @@ namespace dmenu
         DesktopEntry(std::string path)
         {
             GDesktopAppInfo *info = g_desktop_app_info_new_from_filename(path.c_str());
-            if (!info) {
+            if (!info)
+            {
                 std::cerr << "Failed to create desktop app info for: " << path << std::endl;
                 return;
             }
-            
+
             GAppInfo *app = G_APP_INFO(info);
-            if (!app) {
+            if (!app)
+            {
                 std::cerr << "Failed to get app info for: " << path << std::endl;
                 g_object_unref(info);
                 return;
             }
 
             const char *app_id = g_app_info_get_id(app);
-            if (app_id) id = app_id;
-            
+            if (app_id)
+                id = app_id;
+
             const char *app_name = g_app_info_get_name(app);
-            if (app_name) name = app_name;
-            
+            if (app_name)
+                name = app_name;
+
             GIcon *icon = g_app_info_get_icon(app);
-            if (icon) {
-                char* icon_str = g_icon_to_string(icon);
-                if (icon_str) {
+            if (icon)
+            {
+                char *icon_str = g_icon_to_string(icon);
+                if (icon_str)
+                {
                     icon_path = icon_str;
                     g_free(icon_str);
                 }
             }
-                
-            const char *ex = g_app_info_get_executable(app);
+
+            const char *ex = g_desktop_app_info_get_string(info, "Exec");
             if (ex)
+            {
                 exec = ex;
-                
+                g_free((gpointer)ex);
+            }
+
             display = g_desktop_app_info_get_boolean(info, "NoDisplay") ? false : true;
             g_object_unref(info);
         }
@@ -80,8 +89,9 @@ namespace dmenu
     inline DEVec get_dmenu_app_data()
     {
         DEVec out = std::make_unique<std::vector<DesktopEntry>>();
-        const char* env_dirs = std::getenv("XDG_DATA_DIRS");
-        if (!env_dirs) {
+        const char *env_dirs = std::getenv("XDG_DATA_DIRS");
+        if (!env_dirs)
+        {
             std::cerr << "XDG_DATA_DIRS environment variable not set" << std::endl;
             return out;
         }
@@ -97,7 +107,8 @@ namespace dmenu
             for (const auto &dfile : desktopFiles)
             {
                 DesktopEntry entry(dfile.string());
-                if (entry.display) {
+                if (entry.display)
+                {
                     out->push_back(std::move(entry));
                 }
             }

lib/ui/AppListModel.cpp

@@ -1,5 +1,7 @@
 #include "AppListModel.hpp"
 #include <QDebug>
+#include <QProcess>
+#include <QRegularExpression>
 
 AppListModel::AppListModel(QObject *parent)
     : QAbstractListModel(parent)
@@ -10,15 +12,16 @@ AppListModel::AppListModel(QObject *parent)
 int AppListModel::rowCount(const QModelIndex &parent) const
 {
     Q_UNUSED(parent);
-    return m_apps ? static_cast<int>(m_apps->size()) : 0;
+    return static_cast<int>(m_filteredIndexes.size());
 }
 
 QVariant AppListModel::data(const QModelIndex &index, int role) const
 {
-    if (!index.isValid() || !m_apps || index.row() >= static_cast<int>(m_apps->size()))
+    if (!index.isValid() || !m_apps || index.row() >= static_cast<int>(m_filteredIndexes.size()))
         return QVariant();
 
-    const dmenu::DesktopEntry &app = (*m_apps)[index.row()];
+    int appIndex = m_filteredIndexes[index.row()];
+    const dmenu::DesktopEntry &app = (*m_apps)[appIndex];
 
     switch (role) {
     case NameRole:
@@ -45,5 +48,61 @@ void AppListModel::loadApps()
 {
     beginResetModel();
     m_apps = dmenu::get_dmenu_app_data();
+    updateFilteredApps();
     endResetModel();
+}
+
+void AppListModel::launchApp(int index)
+{
+    if (!m_apps || index < 0 || index >= static_cast<int>(m_filteredIndexes.size()))
+        return;
+        
+    int appIndex = m_filteredIndexes[index];
+    const dmenu::DesktopEntry &app = (*m_apps)[appIndex];
+    
+    // Parse exec command (remove %f, %u, %F, %U field codes if present)
+    QString command = QString::fromStdString(app.exec);
+    QRegularExpression fieldCodes("%[fuFU]");
+    command = command.replace(fieldCodes, "").trimmed();
+    
+    qDebug() << "Launching:" << command;
+    
+    // Use nohup and redirect output to /dev/null for proper detachment
+    QString detachedCommand = QString("nohup %1 >/dev/null 2>&1 &").arg(command);
+    QProcess::startDetached("/bin/sh", QStringList() << "-c" << detachedCommand);
+}
+
+QString AppListModel::searchText() const
+{
+    return m_searchText;
+}
+
+void AppListModel::setSearchText(const QString &searchText)
+{
+    if (m_searchText == searchText)
+        return;
+
+    m_searchText = searchText;
+    emit searchTextChanged();
+    
+    beginResetModel();
+    updateFilteredApps();
+    endResetModel();
+}
+
+void AppListModel::updateFilteredApps()
+{
+    m_filteredIndexes.clear();
+    
+    if (!m_apps)
+        return;
+    
+    for (size_t i = 0; i < m_apps->size(); ++i) {
+        const dmenu::DesktopEntry &app = (*m_apps)[i];
+        
+        if (m_searchText.isEmpty() || 
+            QString::fromStdString(app.name).contains(m_searchText, Qt::CaseInsensitive)) {
+            m_filteredIndexes.push_back(static_cast<int>(i));
+        }
+    }
 }

lib/ui/AppListModel.hpp

@@ -10,6 +10,7 @@
 class AppListModel : public QAbstractListModel
 {
     Q_OBJECT
+    Q_PROPERTY(QString searchText READ searchText WRITE setSearchText NOTIFY searchTextChanged)
 
 public:
     enum AppRoles {
@@ -25,7 +26,18 @@ public:
     QHash<int, QByteArray> roleNames() const override;
 
     Q_INVOKABLE void loadApps();
+    Q_INVOKABLE void launchApp(int index);
+
+    QString searchText() const;
+    void setSearchText(const QString &searchText);
+
+signals:
+    void searchTextChanged();
 
 private:
+    void updateFilteredApps();
+
     dmenu::DEVec m_apps;
+    std::vector<int> m_filteredIndexes;
+    QString m_searchText;
 };

ui/Main.qml

@@ -40,12 +40,19 @@ ApplicationWindow {
         placeholderText: "Type to search applications..."
         selectByMouse: true
         focus: true
+        text: appModel.searchText
+        
+        onTextChanged: {
+          appModel.searchText = text
+          listView.currentIndex = 0
+        }
         
         Keys.onDownPressed: listView.incrementCurrentIndex()
         Keys.onUpPressed: listView.decrementCurrentIndex()
         Keys.onReturnPressed: {
           if (listView.currentItem) {
-            console.log("Selected:", appModel.data(appModel.index(listView.currentIndex, 0), Qt.UserRole + 1))
+            appModel.launchApp(listView.currentIndex)
+            Qt.quit()
           }
         }
       }
@@ -105,7 +112,8 @@ ApplicationWindow {
             
             onClicked: {
               listView.currentIndex = index
-              console.log("Clicked:", model.name)
+              appModel.launchApp(index)
+              Qt.quit()
             }
           }
         }