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Diffstat (limited to 'src/inkscape-window.cpp')
| -rw-r--r-- | src/inkscape-window.cpp | 367 |
1 files changed, 367 insertions, 0 deletions
diff --git a/src/inkscape-window.cpp b/src/inkscape-window.cpp new file mode 100644 index 0000000..8306d03 --- /dev/null +++ b/src/inkscape-window.cpp @@ -0,0 +1,367 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/** + * @file + * Inkscape - An SVG editor. + */ +/* + * Authors: + * Tavmjong Bah + * + * Copyright (C) 2018 Authors + * + * The contents of this file may be used under the GNU General Public License Version 2 or later. + * Read the file 'COPYING' for more information. + * + */ + + +#include "inkscape-window.h" +#include "inkscape.h" // SP_ACTIVE_DESKTOP +#include "desktop-events.h" // Handle key events +#include "enums.h" // PREFS_WINDOW_GEOMETRY_NONE + +#include "inkscape-application.h" + +#include "actions/actions-canvas-mode.h" +#include "actions/actions-canvas-snapping.h" +#include "actions/actions-canvas-transform.h" +#include "actions/actions-dialogs.h" +#include "actions/actions-edit-window.h" +#include "actions/actions-file-window.h" +#include "actions/actions-help-url.h" +#include "actions/actions-layer.h" +#include "actions/actions-node-align.h" // Node alignment. +#include "actions/actions-paths.h" // TEMP +#include "actions/actions-selection-window.h" +#include "actions/actions-tools.h" +#include "actions/actions-view-mode.h" +#include "actions/actions-view-window.h" + +#include "object/sp-namedview.h" // TODO Remove need for this! + +#include "ui/dialog/dialog-container.h" +#include "ui/dialog/dialog-manager.h" +#include "ui/dialog/dialog-window.h" +#include "ui/drag-and-drop.h" // Move to canvas? +#include "ui/interface.h" // main menu, sp_ui_close_view() + +#include "ui/monitor.h" // get_monitor_geometry_at_point() + +#include "ui/desktop/menubar.h" +#include "ui/desktop/menu-icon-shift.h" + +#include "ui/drag-and-drop.h" + +#include "ui/event-debug.h" +#include "ui/shortcuts.h" + +#include "widgets/desktop-widget.h" +#include "ui/util.h" +#include "ui/widget/canvas.h" + +using Inkscape::UI::Dialog::DialogManager; +using Inkscape::UI::Dialog::DialogContainer; +using Inkscape::UI::Dialog::DialogWindow; + +static gboolean _resize_children(Gtk::Window *win) +{ + Inkscape::UI::resize_widget_children(win); + return false; +} + + +InkscapeWindow::InkscapeWindow(SPDocument* document) + : _document(document) + , _app(nullptr) +{ + if (!_document) { + std::cerr << "InkscapeWindow::InkscapeWindow: null document!" << std::endl; + return; + } + + _app = InkscapeApplication::instance(); + _app->gtk_app()->add_window(*this); + + set_resizable(true); + + // =============== Build interface =============== + + // Main box + _mainbox = Gtk::manage(new Gtk::Box(Gtk::ORIENTATION_VERTICAL)); + _mainbox->set_name("DesktopMainBox"); + _mainbox->show(); + add(*_mainbox); + + // Desktop widget (=> MultiPaned) + _desktop_widget = new SPDesktopWidget(this, _document); + _desktop_widget->window = this; + _desktop_widget->show(); + _desktop = _desktop_widget->desktop; + + // =================== Actions =================== + + // After canvas has been constructed.. move to canvas proper. + add_actions_canvas_mode(this); // Actions to change canvas display mode. + add_actions_canvas_snapping(this); // Actions to toggle on/off snapping modes. + add_actions_canvas_transform(this); // Actions to transform canvas view. + add_actions_dialogs(this); // Actions to open dialogs. + add_actions_edit_window(this); // Actions to edit. + add_actions_file_window(this); // Actions for file actions which are desktop dependent. + add_actions_help_url(this); // Actions to help url. + add_actions_layer(this); // Actions for layer. + add_actions_node_align(this); // Actions to align and distribute nodes (requiring Node tool). + add_actions_path(this); // Actions for paths. TEMP + add_actions_select_window(this); // Actions with desktop selection + add_actions_tools(this); // Actions to switch between tools. + add_actions_view_mode(this); // Actions to change how Inkscape canvas is displayed. + add_actions_view_window(this); // Actions to add/change window of Inkscape + + // Add document action group to window and export to DBus. + insert_action_group("doc", document->getActionGroup()); + + auto connection = _app->gio_app()->get_dbus_connection(); + if (connection) { + std::string document_action_group_name = _app->gio_app()->get_dbus_object_path() + "/document/" + std::to_string(get_id()); + connection->export_action_group(document_action_group_name, document->getActionGroup()); + } + + // This is called here (rather than in InkscapeApplication) solely to add win level action + // tooltips to the menu label-to-tooltip map. + build_menu(); + + // ========== Drag and Drop of Documents ========= + ink_drag_setup(_desktop_widget); + + // Pallet + + // Status bar + + // The main section + _mainbox->pack_start(*Gtk::manage(_desktop_widget), true, true); + + // ================== Callbacks ================== + signal_window_state_event().connect(sigc::mem_fun(*_desktop, &SPDesktop::onWindowStateEvent)); + signal_focus_in_event().connect( sigc::mem_fun(*_desktop_widget, &SPDesktopWidget::onFocusInEvent)); + + + // ================ Window Options =============== + setup_view(); + + // Show dialogs after the main window, otherwise dialogs may be associated as the main window of the program. + // Restore short-lived floating dialogs state if this is the first window being opened + bool include_short_lived = _app->get_number_of_windows() == 0; + DialogManager::singleton().restore_dialogs_state(_desktop->getContainer(), include_short_lived); + + // This pokes the window to request the right size for the dialogs once loaded. + g_idle_add(GSourceFunc(&_resize_children), this); + + // ================= Shift Icons ================= + // Note: The menu is defined at the app level but shifting icons requires actual widgets and + // must be done on the window level. + for (auto child : get_children()) { + auto menubar = dynamic_cast<Gtk::MenuBar *>(child); + if (menubar) { + shift_icons_recursive(menubar); + } + } + + // ========= Update text for Accellerators ======= + Inkscape::Shortcuts::getInstance().update_gui_text_recursive(this); +} + +InkscapeWindow::~InkscapeWindow() +{ + g_idle_remove_by_data(this); +} + +// Change a document, leaving desktop/view the same. (Eventually move all code here.) +void +InkscapeWindow::change_document(SPDocument* document) +{ + if (!_app) { + std::cerr << "Inkscapewindow::change_document: app is nullptr!" << std::endl; + return; + } + + _document = document; + _app->set_active_document(_document); + remove_action_group("doc"); + insert_action_group("doc", document->getActionGroup()); + + setup_view(); + update_dialogs(); +} + +// Sets up the window and view according to user preferences and <namedview> of the just loaded document +void +InkscapeWindow::setup_view() +{ + // Make sure the GdkWindow is fully initialized before resizing/moving + // (ensures the monitor it'll be shown on is known) + realize(); + + // Resize the window to match the document properties + sp_namedview_window_from_document(_desktop); // This should probably be a member function here. + + // Must show before setting zoom and view! (crashes otherwise) + // + // Showing after resizing/moving allows the window manager to correct an invalid size/position of the window + // TODO: This does *not* work when called from 'change_document()', i.e. when the window is already visible. + // This can result in off-screen windows! We previously worked around this by hiding and re-showing + // the window, but a call to hide() causes Inkscape to just exit since the migration to Gtk::Application + show(); + + sp_namedview_zoom_and_view_from_document(_desktop); + sp_namedview_update_layers_from_document(_desktop); + + SPNamedView *nv = _desktop->namedview; + if (nv && nv->lockguides) { + nv->setLockGuides(true); + } +} + +bool +InkscapeWindow::on_key_press_event(GdkEventKey* event) +{ +#ifdef EVENT_DEBUG + ui_dump_event(reinterpret_cast<GdkEvent *>(event), "\nInkscapeWindow::on_key_press_event"); +#endif + + // Key press and release events are normally sent first to Gtk::Window for processing as + // accelerators and menomics before bubbling up from the "grab" or "focus" widget (unlike other + // events which always bubble up). This would means that key combinations used for accelerators + // won't reach the focus widget (and our tool event handlers). As we use single keys for + // accelerators, we wouldn't even be able to type text! We can get around this by sending key + // events first to the focus widget. + // + // See https://developer.gnome.org/gtk3/stable/chap-input-handling.html (Event Propagation) + + auto focus = get_focus(); + if (focus) { + if (focus->event(reinterpret_cast<GdkEvent *>(event))) { + return true; + } + } + + if (Gtk::Window::on_key_press_event(event)) { + return true; + } + + // Not handled + return false; +} + +/** + * If "dialogs on top" is activated in the preferences, set `parent` as the + * new transient parent for all DialogWindow windows of the application. + */ +static void retransientize_dialogs(Gtk::Window &parent) +{ + assert(!dynamic_cast<DialogWindow *>(&parent)); + + Inkscape::Preferences *prefs = Inkscape::Preferences::get(); + bool window_above = + prefs->getInt("/options/transientpolicy/value", PREFS_DIALOGS_WINDOWS_NORMAL) != PREFS_DIALOGS_WINDOWS_NONE; + + for (auto const &window : parent.get_application()->get_windows()) { + if (auto dialog_window = dynamic_cast<DialogWindow *>(window)) { + if (window_above) { + dialog_window->set_transient_for(parent); + } else { + dialog_window->unset_transient_for(); + } + } + } +} + +bool +InkscapeWindow::on_focus_in_event(GdkEventFocus* event) +{ + if (_app) { + _app->set_active_window(this); + _app->set_active_document(_document); + _app->set_active_view(_desktop); + _app->set_active_selection(_desktop->selection); + _app->windows_update(_document); + update_dialogs(); + retransientize_dialogs(*this); + } else { + std::cerr << "Inkscapewindow::on_focus_in_event: app is nullptr!" << std::endl; + } + + return Gtk::ApplicationWindow::on_focus_in_event(event); +} + +// Called when a window is closed via the 'X' in the window bar. +bool +InkscapeWindow::on_delete_event(GdkEventAny* event) +{ + if (_app) { + _app->destroy_window(this); + } + return true; +}; + +/** + * Configure is called when the widget's size, position or stack changes. + */ +bool InkscapeWindow::on_configure_event(GdkEventConfigure *event) +{ + bool ret = Gtk::ApplicationWindow::on_configure_event(event); + // Store the desktop widget size on resize. + if (!_desktop || !get_realized()) + return ret; + + Inkscape::Preferences *prefs = Inkscape::Preferences::get(); + bool maxed = _desktop->is_maximized(); + bool full = _desktop->is_fullscreen(); + prefs->setBool("/desktop/geometry/fullscreen", full); + prefs->setBool("/desktop/geometry/maximized", maxed); + + // Don't save geom for maximized, fullscreen or iconified windows. + // It just tells you the current maximized size, which is not + // as useful as whatever value it had previously. + if (!_desktop->is_iconified() && !maxed && !full) { + + // Get size is more accurate than frame extends for window size. + int w,h = 0; + get_size(w, h); + prefs->setInt("/desktop/geometry/width", w); + prefs->setInt("/desktop/geometry/height", h); + + // Frame extends returns real positions, unlike get_position() + if (Glib::RefPtr<Gdk::Window> gdkw = get_window()) { + Gdk::Rectangle rect; + gdkw->get_frame_extents(rect); + prefs->setInt("/desktop/geometry/x", rect.get_x()); + prefs->setInt("/desktop/geometry/y", rect.get_y()); + } + } + return ret; +} + +void InkscapeWindow::update_dialogs() +{ + std::vector<Gtk::Window *> windows = _app->gtk_app()->get_windows(); + for (auto const &window : windows) { + DialogWindow *dialog_window = dynamic_cast<DialogWindow *>(window); + if (dialog_window) { + // Update the floating dialogs, reset them to the new desktop. + dialog_window->set_inkscape_window(this); + } + } + + // Update the docked dialogs in this InkscapeWindow + _desktop->updateDialogs(); +} + +/* + Local Variables: + mode:c++ + c-file-style:"stroustrup" + c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +)) + indent-tabs-mode:nil + fill-column:99 + End: +*/ +// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4 : |