236 lines
7.7 KiB
C++
236 lines
7.7 KiB
C++
// Copyright (c) 2014 GitHub, Inc. All rights reserved.
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// Use of this source code is governed by the MIT license that can be
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// found in the LICENSE file.
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#include "atom/browser/ui/file_dialog.h"
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#include <gdk/gdk.h>
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#include <gdk/gdkx.h>
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#include <gtk/gtk.h>
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// This conflicts with mate::Converter,
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#undef True
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#undef False
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// and V8.
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#undef None
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#include "atom/browser/native_window.h"
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#include "base/callback.h"
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#include "base/file_util.h"
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#include "chrome/browser/ui/libgtk2ui/gtk2_signal.h"
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#include "ui/aura/window.h"
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#include "ui/aura/window_tree_host.h"
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namespace file_dialog {
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namespace {
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const char kAuraTransientParent[] = "aura-transient-parent";
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void SetGtkTransientForAura(GtkWidget* dialog, aura::Window* parent) {
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if (!parent || !parent->GetHost())
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return;
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gtk_widget_realize(dialog);
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GdkWindow* gdk_window = gtk_widget_get_window(dialog);
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// TODO(erg): Check to make sure we're using X11 if wayland or some other
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// display server ever happens. Otherwise, this will crash.
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XSetTransientForHint(GDK_WINDOW_XDISPLAY(gdk_window),
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GDK_WINDOW_XID(gdk_window),
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parent->GetHost()->GetAcceleratedWidget());
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// We also set the |parent| as a property of |dialog|, so that we can unlink
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// the two later.
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g_object_set_data(G_OBJECT(dialog), kAuraTransientParent, parent);
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}
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class FileChooserDialog {
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public:
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FileChooserDialog(GtkFileChooserAction action,
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atom::NativeWindow* parent_window,
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const std::string& title,
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const base::FilePath& default_path)
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: dialog_scope_(new atom::NativeWindow::DialogScope(parent_window)) {
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const char* confirm_text = GTK_STOCK_OK;
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if (action == GTK_FILE_CHOOSER_ACTION_SAVE)
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confirm_text = GTK_STOCK_SAVE;
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else if (action == GTK_FILE_CHOOSER_ACTION_OPEN)
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confirm_text = GTK_STOCK_OPEN;
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dialog_ = gtk_file_chooser_dialog_new(
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title.c_str(),
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NULL,
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action,
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GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
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confirm_text, GTK_RESPONSE_ACCEPT,
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NULL);
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if (parent_window) {
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gfx::NativeWindow window = parent_window->GetNativeWindow();
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SetGtkTransientForAura(dialog_, window);
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}
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if (action == GTK_FILE_CHOOSER_ACTION_SAVE)
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gtk_file_chooser_set_do_overwrite_confirmation(GTK_FILE_CHOOSER(dialog_),
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TRUE);
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if (action != GTK_FILE_CHOOSER_ACTION_OPEN)
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gtk_file_chooser_set_create_folders(GTK_FILE_CHOOSER(dialog_), TRUE);
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gtk_window_set_modal(GTK_WINDOW(dialog_), TRUE);
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if (!default_path.empty()) {
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if (base::DirectoryExists(default_path))
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gtk_file_chooser_set_current_folder(GTK_FILE_CHOOSER(dialog_),
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default_path.value().c_str());
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else
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gtk_file_chooser_set_filename(GTK_FILE_CHOOSER(dialog_),
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default_path.value().c_str());
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}
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}
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virtual ~FileChooserDialog() {
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gtk_widget_destroy(dialog_);
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}
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void RunAsynchronous() {
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g_signal_connect(dialog_, "delete-event",
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G_CALLBACK(gtk_widget_hide_on_delete), NULL);
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g_signal_connect(dialog_, "response",
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G_CALLBACK(OnFileDialogResponseThunk), this);
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gtk_widget_show_all(dialog_);
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}
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void RunSaveAsynchronous(const SaveDialogCallback& callback) {
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save_callback_ = callback;
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RunAsynchronous();
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}
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void RunOpenAsynchronous(const OpenDialogCallback& callback) {
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open_callback_ = callback;
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RunAsynchronous();
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}
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base::FilePath GetFileName() const {
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gchar* filename = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(dialog_));
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base::FilePath path(filename);
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g_free(filename);
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return path;
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}
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std::vector<base::FilePath> GetFileNames() const {
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std::vector<base::FilePath> paths;
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GSList* filenames = gtk_file_chooser_get_filenames(
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GTK_FILE_CHOOSER(dialog_));
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for (GSList* iter = filenames; iter != NULL; iter = g_slist_next(iter)) {
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base::FilePath path(static_cast<char*>(iter->data));
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g_free(iter->data);
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paths.push_back(path);
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}
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g_slist_free(filenames);
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return paths;
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}
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CHROMEGTK_CALLBACK_1(FileChooserDialog, void, OnFileDialogResponse, int);
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GtkWidget* dialog() const { return dialog_; }
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private:
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GtkWidget* dialog_;
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SaveDialogCallback save_callback_;
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OpenDialogCallback open_callback_;
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scoped_ptr<atom::NativeWindow::DialogScope> dialog_scope_;
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DISALLOW_COPY_AND_ASSIGN(FileChooserDialog);
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};
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void FileChooserDialog::OnFileDialogResponse(GtkWidget* widget, int response) {
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gtk_widget_hide_all(dialog_);
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if (!save_callback_.is_null()) {
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if (response == GTK_RESPONSE_ACCEPT)
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save_callback_.Run(true, GetFileName());
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else
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save_callback_.Run(false, base::FilePath());
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} else if (!open_callback_.is_null()) {
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if (response == GTK_RESPONSE_ACCEPT)
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open_callback_.Run(true, GetFileNames());
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else
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open_callback_.Run(false, std::vector<base::FilePath>());
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}
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delete this;
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}
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} // namespace
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bool ShowOpenDialog(atom::NativeWindow* parent_window,
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const std::string& title,
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const base::FilePath& default_path,
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const Filters& filters,
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int properties,
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std::vector<base::FilePath>* paths) {
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GtkFileChooserAction action = GTK_FILE_CHOOSER_ACTION_OPEN;
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if (properties & FILE_DIALOG_OPEN_DIRECTORY)
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action = GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER;
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FileChooserDialog open_dialog(action, parent_window, title, default_path);
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if (properties & FILE_DIALOG_MULTI_SELECTIONS)
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gtk_file_chooser_set_select_multiple(GTK_FILE_CHOOSER(open_dialog.dialog()),
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TRUE);
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gtk_widget_show_all(open_dialog.dialog());
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int response = gtk_dialog_run(GTK_DIALOG(open_dialog.dialog()));
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if (response == GTK_RESPONSE_ACCEPT) {
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*paths = open_dialog.GetFileNames();
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return true;
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} else {
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return false;
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}
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}
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void ShowOpenDialog(atom::NativeWindow* parent_window,
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const std::string& title,
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const base::FilePath& default_path,
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const Filters& filters,
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int properties,
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const OpenDialogCallback& callback) {
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GtkFileChooserAction action = GTK_FILE_CHOOSER_ACTION_OPEN;
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if (properties & FILE_DIALOG_OPEN_DIRECTORY)
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action = GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER;
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FileChooserDialog* open_dialog = new FileChooserDialog(
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action, parent_window, title, default_path);
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if (properties & FILE_DIALOG_MULTI_SELECTIONS)
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gtk_file_chooser_set_select_multiple(
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GTK_FILE_CHOOSER(open_dialog->dialog()), TRUE);
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open_dialog->RunOpenAsynchronous(callback);
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}
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bool ShowSaveDialog(atom::NativeWindow* parent_window,
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const std::string& title,
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const base::FilePath& default_path,
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const Filters& filters,
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base::FilePath* path) {
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FileChooserDialog save_dialog(
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GTK_FILE_CHOOSER_ACTION_SAVE, parent_window, title, default_path);
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gtk_widget_show_all(save_dialog.dialog());
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int response = gtk_dialog_run(GTK_DIALOG(save_dialog.dialog()));
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if (response == GTK_RESPONSE_ACCEPT) {
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*path = save_dialog.GetFileName();
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return true;
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} else {
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return false;
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}
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}
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void ShowSaveDialog(atom::NativeWindow* parent_window,
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const std::string& title,
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const base::FilePath& default_path,
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const Filters& filters,
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const SaveDialogCallback& callback) {
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FileChooserDialog* save_dialog = new FileChooserDialog(
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GTK_FILE_CHOOSER_ACTION_SAVE, parent_window, title, default_path);
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save_dialog->RunSaveAsynchronous(callback);
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}
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} // namespace file_dialog
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