added quick screenshot (#6025)

Modified Capture screenshot to save screenshots with a timestamped name in the user directory.

src/citra_qt/configuration/configure_general.cpp

@@ -2,7 +2,10 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
+#include <QDesktopServices>
+#include <QFileDialog>
 #include <QMessageBox>
+#include <QUrl>
 #include "citra_qt/configuration/configure_general.h"
 #include "citra_qt/uisettings.h"
 #include "core/core.h"
@@ -56,6 +59,15 @@ ConfigureGeneral::ConfigureGeneral(QWidget* parent)
                     .rightJustified(tr("unthrottled").size()));
         }
     });
+
+    connect(ui->change_screenshot_dir, &QToolButton::clicked, this, [this] {
+        const QString dir_path = QFileDialog::getExistingDirectory(
+            this, tr("Select Screenshot Directory"), ui->screenshot_dir_path->text(),
+            QFileDialog::ShowDirsOnly);
+        if (!dir_path.isEmpty()) {
+            ui->screenshot_dir_path->setText(dir_path);
+        }
+    });
 }
 
 ConfigureGeneral::~ConfigureGeneral() = default;
@@ -101,6 +113,16 @@ void ConfigureGeneral::SetConfiguration() {
                 .arg(SliderToSettings(ui->frame_limit_alternate->value()))
                 .rightJustified(tr("unthrottled").size()));
     }
+
+    QString screenshot_path = UISettings::values.screenshot_path;
+    if (screenshot_path.isEmpty()) {
+        screenshot_path =
+            QString::fromStdString(FileUtil::GetUserPath(FileUtil::UserPath::UserDir));
+        screenshot_path.append(QStringLiteral("screenshots/"));
+        FileUtil::CreateFullPath(screenshot_path.toStdString());
+        UISettings::values.screenshot_path = screenshot_path;
+    }
+    ui->screenshot_dir_path->setText(screenshot_path);
 }
 
 void ConfigureGeneral::ResetDefaults() {
@@ -124,6 +146,8 @@ void ConfigureGeneral::ApplyConfiguration() {
     UISettings::values.check_for_update_on_start = ui->toggle_update_check->isChecked();
     UISettings::values.update_on_close = ui->toggle_auto_update->isChecked();
 
+    UISettings::values.screenshot_path = ui->screenshot_dir_path->text();
+
     Settings::values.region_value = ui->region_combobox->currentIndex() - 1;
 
     if (ui->frame_limit->value() == ui->frame_limit->maximum()) {

src/citra_qt/configuration/configure_general.ui

@@ -213,6 +213,33 @@
        </layout>
       </widget>
      </item>
+     <item>
+      <widget class="QGroupBox" name="screenshot_group">
+       <property name="title">
+        <string>Screenshots</string>
+       </property>
+       <layout class="QHBoxLayout" name="horizontalLayout_2">
+        <item>
+         <widget class="QLabel" name="label_2">
+          <property name="text">
+           <string>Save Screenshots To</string>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <widget class="QLineEdit" name="screenshot_dir_path">
+         </widget>
+        </item>
+        <item>
+         <widget class="QToolButton" name="change_screenshot_dir">
+          <property name="text">
+           <string>...</string>
+          </property>
+         </widget>
+        </item>
+       </layout>
+      </widget>
+     </item>
      <item alignment="Qt::AlignRight">
       <widget class="QPushButton" name="button_reset_defaults">
        <property name="text">
@@ -247,6 +274,8 @@
   <tabstop>frame_limit</tabstop>
   <tabstop>toggle_alternate_speed</tabstop>
   <tabstop>frame_limit_alternate</tabstop>
+  <tabstop>screenshot_dir_path</tabstop>
+  <tabstop>change_screenshot_dir</tabstop>
   <tabstop>button_reset_defaults</tabstop>
  </tabstops>
  <resources/>

src/citra_qt/main.cpp

@@ -1959,17 +1959,22 @@ void GMainWindow::OnSaveMovie() {
 
 void GMainWindow::OnCaptureScreenshot() {
     OnPauseGame();
-    QFileDialog png_dialog(this, tr("Capture Screenshot"), UISettings::values.screenshot_path,
-                           tr("PNG Image (*.png)"));
-    png_dialog.setAcceptMode(QFileDialog::AcceptSave);
-    png_dialog.setDefaultSuffix(QStringLiteral("png"));
-    if (png_dialog.exec()) {
-        const QString path = png_dialog.selectedFiles().first();
-        if (!path.isEmpty()) {
-            UISettings::values.screenshot_path = QFileInfo(path).path();
-            render_window->CaptureScreenshot(UISettings::values.screenshot_resolution_factor, path);
-        }
+    QString path = UISettings::values.screenshot_path;
+    if (!FileUtil::IsDirectory(path.toStdString())) {
+        if (!FileUtil::CreateFullPath(path.toStdString())) {
+            QMessageBox::information(this, tr("Invalid Screenshot Directory"),
+                                     tr("Cannot create specified screenshot directory. Screenshot "
+                                        "path is set back to its default value."));
+            path = QString::fromStdString(FileUtil::GetUserPath(FileUtil::UserPath::UserDir));
+            path.append(QStringLiteral("screenshots/"));
+            UISettings::values.screenshot_path = path;
+        };
     }
+    const QString filename = game_title.remove(QRegularExpression(QStringLiteral("[\\/:?\"<>|]")));
+    const QString timestamp =
+        QDateTime::currentDateTime().toString(QStringLiteral("dd.MM.yy_hh.mm.ss.z"));
+    path.append(QStringLiteral("/%1_%2.png").arg(filename).arg(timestamp));
+    render_window->CaptureScreenshot(UISettings::values.screenshot_resolution_factor, path);
     OnStartGame();
 }