diff --git a/src/event-context.cpp b/src/event-context.cpp
index da430a2ed163d711f43eaa4caad3b428926aa968..22c91e4505c8f66f508b090406fd5fcc5ac8ce9f 100644 (file)
--- a/src/event-context.cpp
+++ b/src/event-context.cpp
# include "config.h"
#endif
+#include <string.h>
#include <gdk/gdkkeysyms.h>
#include <gtk/gtkmain.h>
#include <gtk/gtkmenu.h>
+#include <glibmm/i18n.h>
+#include <cstring>
+#include <string>
#include "display/sp-canvas.h"
#include "xml/node-event-vector.h"
static bool selector_toggled = FALSE;
static int switch_selector_to = 0;
+// globals for temporary switching to dropper by 'D'
+static bool dropper_toggled = FALSE;
+static int switch_dropper_to = 0;
+
static gint xp = 0, yp = 0; // where drag started
static gint tolerance = 0;
static bool within_tolerance = false;
event_context->_message_context = NULL;
event_context->_selcue = NULL;
event_context->_grdrag = NULL;
+ event_context->space_panning = false;
}
/**
void
sp_event_context_update_cursor(SPEventContext *ec)
{
- GtkWidget *w = GTK_WIDGET(SP_DT_CANVAS(ec->desktop));
+ GtkWidget *w = GTK_WIDGET(sp_desktop_canvas(ec->desktop));
if (w->window) {
/* fixme: */
if (ec->cursor_shape) {
}
}
gdk_window_set_cursor(w->window, ec->cursor);
+ gdk_flush();
}
+ ec->desktop->waiting_cursor = false;
}
/**
event_next = gdk_event_get();
// while the next event is also a key notify with the same keyval and mask,
- while (event_next && event_next->type == GDK_KEY_PRESS
+ while (event_next && (event_next->type == GDK_KEY_PRESS || event_next->type == GDK_KEY_RELEASE)
&& event_next->key.keyval == keyval
- && (event_next->key.state & mask)) {
+ && (!mask || (event_next->key.state & mask))) {
+ if (event_next->type == GDK_KEY_PRESS)
+ i ++;
// kill it
gdk_event_free(event_next);
// get next
event_next = gdk_event_get();
- i ++;
}
// otherwise, put it back onto the queue
if (event_next) gdk_event_put(event_next);
}
}
+/**
+ * Toggles current tool between active tool and dropper tool.
+ * Subroutine of sp_event_context_private_root_handler().
+ */
+static void
+sp_toggle_dropper(SPDesktop *dt)
+{
+ if (!dt->event_context) return;
+
+ if (tools_isactive(dt, TOOLS_DROPPER)) {
+ if (dropper_toggled) {
+ if (switch_dropper_to) tools_switch (dt, switch_dropper_to);
+ dropper_toggled = FALSE;
+ } else return;
+ } else {
+ dropper_toggled = TRUE;
+ switch_dropper_to = tools_active(dt);
+ tools_switch (dt, TOOLS_DROPPER);
+ }
+}
+
/**
* Calculates and keeps track of scroll acceleration.
* Subroutine of sp_event_context_private_root_handler().
*/
-static gdouble accelerate_scroll(GdkEvent *event, gdouble acceleration)
+static gdouble accelerate_scroll(GdkEvent *event, gdouble acceleration, SPCanvas */*canvas*/)
{
guint32 time_diff = ((GdkEventKey *) event)->time - scroll_event_time;
/* key pressed within 500ms ? (1/2 second) */
if (time_diff > 500 || event->key.keyval != scroll_keyval) {
- scroll_multiply = 1;
+ scroll_multiply = 1; // abort acceleration
} else {
- scroll_multiply += acceleration;
+ scroll_multiply += acceleration; // continue acceleration
}
scroll_event_time = ((GdkEventKey *) event)->time;
return scroll_multiply;
}
-// This is a hack that is necessary because when middle-clicking too fast,
-// button_press events come for all clicks but there's button_release only
-// for the first one. So after a release, we must prohibit the next grab for
-// some time, or the grab will be stuck. Perhaps this is caused by some
-// wrong handling of events among contexts and not by a GDK bug;
-// if someone can fix this properly this would be great.
-static gint dontgrab = 0;
-static bool
-grab_allow_again()
-{
- dontgrab--;
- if (dontgrab < 0) dontgrab = 0;
- return FALSE; // so that it is only called once
-}
-
/**
* Main event dispatch, gets called from Gdk.
*/
@@ -350,20 +368,19 @@ static gint sp_event_context_private_root_handler(SPEventContext *event_context,
yp = (gint) event->button.y;
within_tolerance = true;
- switch (event->button.button) {
- case 2:
+ button_w = NR::Point(event->button.x, event->button.y);
- if (dontgrab)
- // double-click, still not permitted to grab;
- // increase the counter to guard against triple click
- {
- dontgrab ++;
- gtk_timeout_add(250, (GtkFunction) grab_allow_again, NULL);
- break;
+ switch (event->button.button) {
+ case 1:
+ if (event_context->space_panning) {
+ panning = 1;
+ sp_canvas_item_grab(SP_CANVAS_ITEM(desktop->acetate),
+ GDK_KEY_RELEASE_MASK | GDK_BUTTON_RELEASE_MASK | GDK_POINTER_MOTION_MASK | GDK_POINTER_MOTION_HINT_MASK,
+ NULL, event->button.time-1);
+ ret = TRUE;
}
-
- button_w = NR::Point(event->button.x,
- event->button.y);
+ break;
+ case 2:
if (event->button.state == GDK_SHIFT_MASK) {
zoom_rb = 2;
} else {
@@ -377,8 +394,6 @@ static gint sp_event_context_private_root_handler(SPEventContext *event_context,
case 3:
if (event->button.state & GDK_SHIFT_MASK
|| event->button.state & GDK_CONTROL_MASK) {
- button_w = NR::Point(event->button.x,
- event->button.y);
panning = 3;
sp_canvas_item_grab(SP_CANVAS_ITEM(desktop->acetate),
GDK_BUTTON_RELEASE_MASK | GDK_POINTER_MOTION_MASK | GDK_POINTER_MOTION_HINT_MASK,
@@ -395,10 +410,11 @@ static gint sp_event_context_private_root_handler(SPEventContext *event_context,
case GDK_MOTION_NOTIFY:
if (panning) {
if ((panning == 2 && !(event->motion.state & GDK_BUTTON2_MASK))
- || (panning == 3 && !(event->motion.state & GDK_BUTTON3_MASK))) {
+ || (panning == 1 && !(event->motion.state & GDK_BUTTON1_MASK))
+ || (panning == 3 && !(event->motion.state & GDK_BUTTON3_MASK))
+ ) {
/* Gdk seems to lose button release for us sometimes :-( */
panning = 0;
- dontgrab = 0;
sp_canvas_item_ungrab(SP_CANVAS_ITEM(desktop->acetate),
event->button.time);
ret = TRUE;
@@ -419,12 +435,12 @@ static gint sp_event_context_private_root_handler(SPEventContext *event_context,
// gobble subsequent motion events to prevent "sticking"
// when scrolling is slow
gobble_motion_events(panning == 2 ?
- GDK_BUTTON2_MASK : GDK_BUTTON3_MASK);
+ GDK_BUTTON2_MASK :
+ (panning == 1 ? GDK_BUTTON1_MASK : GDK_BUTTON3_MASK));
- NR::Point const motion_w(event->motion.x,
- event->motion.y);
+ NR::Point const motion_w(event->motion.x, event->motion.y);
NR::Point const moved_w( motion_w - button_w );
- event_context->desktop->scroll_world(moved_w);
+ event_context->desktop->scroll_world(moved_w, true); // we're still scrolling, do not redraw
ret = TRUE;
}
} else if (zoom_rb) {
@@ -436,50 +452,68 @@ static gint sp_event_context_private_root_handler(SPEventContext *event_context,
&& ( abs( (gint) event->motion.y - yp ) < tolerance ) ) {
break; // do not drag if we're within tolerance from origin
}
-
- if (within_tolerance) {
- Inkscape::Rubberband::get()->start(desktop, motion_dt);
- } else {
- Inkscape::Rubberband::get()->move(motion_dt);
- }
-
// Once the user has moved farther than tolerance from the original location
// (indicating they intend to move the object, not click), then always process the
// motion notify coordinates as given (no snapping back to origin)
within_tolerance = false;
+
+ if (Inkscape::Rubberband::get()->is_started()) {
+ Inkscape::Rubberband::get()->move(motion_dt);
+ } else {
+ Inkscape::Rubberband::get()->start(desktop, motion_dt);
+ }
+ if (zoom_rb == 2)
+ gobble_motion_events(GDK_BUTTON2_MASK);
}
break;
case GDK_BUTTON_RELEASE:
+ xp = yp = 0;
if (within_tolerance && (panning || zoom_rb)) {
- dontgrab ++;
+ zoom_rb = 0;
+ if (panning) {
+ panning = 0;
+ sp_canvas_item_ungrab(SP_CANVAS_ITEM(desktop->acetate),
+ event->button.time);
+ }
NR::Point const event_w(event->button.x, event->button.y);
NR::Point const event_dt(desktop->w2d(event_w));
- double const zoom_power = ( (event->button.state & GDK_SHIFT_MASK)
- ? -dontgrab : dontgrab );
desktop->zoom_relative_keep_point(event_dt,
- pow(zoom_inc, zoom_power));
- gtk_timeout_add(250, (GtkFunction) grab_allow_again, NULL);
- }
- if (panning == event->button.button) {
+ (event->button.state & GDK_SHIFT_MASK) ? 1/zoom_inc : zoom_inc);
+ desktop->updateNow();
+ ret = TRUE;
+ } else if (panning == event->button.button) {
panning = 0;
sp_canvas_item_ungrab(SP_CANVAS_ITEM(desktop->acetate),
event->button.time);
+
+ // in slow complex drawings, some of the motion events are lost;
+ // to make up for this, we scroll it once again to the button-up event coordinates
+ // (i.e. canvas will always get scrolled all the way to the mouse release point,
+ // even if few intermediate steps were visible)
+ NR::Point const motion_w(event->button.x, event->button.y);
+ NR::Point const moved_w( motion_w - button_w );
+ event_context->desktop->scroll_world(moved_w);
+ desktop->updateNow();
ret = TRUE;
} else if (zoom_rb == event->button.button) {
zoom_rb = 0;
- NR::Maybe<NR::Rect> const b = Inkscape::Rubberband::get()->getRectangle();
- if (b != NR::Nothing() && !within_tolerance) {
- desktop->set_display_area(b.assume(), 10);
- }
+ boost::optional<NR::Rect> const b = Inkscape::Rubberband::get()->getRectangle();
Inkscape::Rubberband::get()->stop();
+ if (b && !within_tolerance) {
+ desktop->set_display_area(*b, 10);
+ }
+ ret = TRUE;
}
- xp = yp = 0;
break;
case GDK_KEY_PRESS:
switch (get_group0_keyval(&event->key)) {
+ // GDK insists on stealing these keys (F1 for no idea what, tab for cycling widgets
+ // in the editing window). So we resteal them back and run our regular shortcut
+ // invoker on them.
unsigned int shortcut;
+ case GDK_Tab:
+ case GDK_ISO_Left_Tab:
case GDK_F1:
- /* Grab it away from Gtk */
shortcut = get_group0_keyval(&event->key);
if (event->key.state & GDK_SHIFT_MASK)
shortcut |= SP_SHORTCUT_SHIFT_MASK;
@@ -490,20 +524,11 @@ static gint sp_event_context_private_root_handler(SPEventContext *event_context,
ret = sp_shortcut_invoke(shortcut, desktop);
break;
- case GDK_Tab: // disable tab/shift-tab which cycle widget focus
- case GDK_ISO_Left_Tab: // they will get different functions
- if (!(MOD__CTRL_ONLY || (MOD__CTRL && MOD__SHIFT))) {
+ case GDK_D:
+ case GDK_d:
+ if (!MOD__SHIFT && !MOD__CTRL && !MOD__ALT) {
+ sp_toggle_dropper(desktop);
ret = TRUE;
- } else {
- /* Grab it away from Gtk */
- shortcut = get_group0_keyval(&event->key);
- if (event->key.state & GDK_SHIFT_MASK)
- shortcut |= SP_SHORTCUT_SHIFT_MASK;
- if (event->key.state & GDK_CONTROL_MASK)
- shortcut |= SP_SHORTCUT_CONTROL_MASK;
- if (event->key.state & GDK_MOD1_MASK)
- shortcut |= SP_SHORTCUT_ALT_MASK;
- ret = sp_shortcut_invoke(shortcut, desktop);
}
break;
case GDK_W:
@@ -515,18 +540,11 @@ static gint sp_event_context_private_root_handler(SPEventContext *event_context,
ret = TRUE;
}
break;
- // FIXME: make import a verb
- case GDK_i: // Ctrl i - import file
- if (MOD__CTRL_ONLY) {
- sp_file_import(NULL);
- ret = TRUE;
- }
- break;
case GDK_Left: // Ctrl Left
case GDK_KP_Left:
case GDK_KP_4:
if (MOD__CTRL_ONLY) {
- int i = (int) floor(key_scroll * accelerate_scroll(event, acceleration));
+ int i = (int) floor(key_scroll * accelerate_scroll(event, acceleration, sp_desktop_canvas(desktop)));
gobble_key_events(get_group0_keyval(&event->key),
GDK_CONTROL_MASK);
event_context->desktop->scroll_world(i, 0);
@@ -537,7 +555,7 @@ static gint sp_event_context_private_root_handler(SPEventContext *event_context,
case GDK_KP_Up:
case GDK_KP_8:
if (MOD__CTRL_ONLY) {
- int i = (int) floor(key_scroll * accelerate_scroll(event, acceleration));
+ int i = (int) floor(key_scroll * accelerate_scroll(event, acceleration, sp_desktop_canvas(desktop)));
gobble_key_events(get_group0_keyval(&event->key),
GDK_CONTROL_MASK);
event_context->desktop->scroll_world(0, i);
@@ -548,7 +566,7 @@ static gint sp_event_context_private_root_handler(SPEventContext *event_context,
case GDK_KP_Right:
case GDK_KP_6:
if (MOD__CTRL_ONLY) {
- int i = (int) floor(key_scroll * accelerate_scroll(event, acceleration));
+ int i = (int) floor(key_scroll * accelerate_scroll(event, acceleration, sp_desktop_canvas(desktop)));
gobble_key_events(get_group0_keyval(&event->key),
GDK_CONTROL_MASK);
event_context->desktop->scroll_world(-i, 0);
@@ -559,7 +577,7 @@ static gint sp_event_context_private_root_handler(SPEventContext *event_context,
case GDK_KP_Down:
case GDK_KP_2:
if (MOD__CTRL_ONLY) {
- int i = (int) floor(key_scroll * accelerate_scroll(event, acceleration));
+ int i = (int) floor(key_scroll * accelerate_scroll(event, acceleration, sp_desktop_canvas(desktop)));
gobble_key_events(get_group0_keyval(&event->key),
GDK_CONTROL_MASK);
event_context->desktop->scroll_world(0, -i);
@@ -573,8 +591,14 @@ static gint sp_event_context_private_root_handler(SPEventContext *event_context,
}
break;
case GDK_space:
- sp_toggle_selector(desktop);
- ret= TRUE;
+ if (prefs_get_int_attribute("options.spacepans","value", 0) == 1) {
+ event_context->space_panning = true;
+ event_context->_message_context->set(Inkscape::INFORMATION_MESSAGE, _("<b>Space+mouse drag</b> to pan canvas"));
+ ret= TRUE;
+ } else {
+ sp_toggle_selector(desktop);
+ ret= TRUE;
+ }
break;
case GDK_z:
case GDK_Z:
@@ -587,7 +611,29 @@ static gint sp_event_context_private_root_handler(SPEventContext *event_context,
break;
}
break;
+ case GDK_KEY_RELEASE:
+ switch (get_group0_keyval(&event->key)) {
+ case GDK_space:
+ if (event_context->space_panning) {
+ event_context->space_panning = false;
+ event_context->_message_context->clear();
+ if (panning == 1) {
+ panning = 0;
+ sp_canvas_item_ungrab(SP_CANVAS_ITEM(desktop->acetate),
+ event->key.time);
+ desktop->updateNow();
+ }
+ ret= TRUE;
+ }
+ break;
+ default:
+ break;
+ }
+ break;
case GDK_SCROLL:
+ {
+ bool ctrl = (event->scroll.state & GDK_CONTROL_MASK);
+ bool wheelzooms = (prefs_get_int_attribute("options.wheelzooms","value", 0) == 1);
/* shift + wheel, pan left--right */
if (event->scroll.state & GDK_SHIFT_MASK) {
switch (event->scroll.direction) {
@@ -602,7 +648,7 @@ static gint sp_event_context_private_root_handler(SPEventContext *event_context,
}
/* ctrl + wheel, zoom in--out */
- } else if (event->scroll.state & GDK_CONTROL_MASK) {
+ } else if ((ctrl && !wheelzooms) || (!ctrl && wheelzooms)) {
double rel_zoom;
switch (event->scroll.direction) {
case GDK_SCROLL_UP:
@@ -638,6 +684,7 @@ static gint sp_event_context_private_root_handler(SPEventContext *event_context,
}
}
break;
+ }
default:
break;
}
@@ -675,8 +722,8 @@ sp_event_context_private_item_handler(SPEventContext *ec, SPItem *item, GdkEvent
* Gets called when attribute changes value.
*/
static void
-sp_ec_repr_attr_changed(Inkscape::XML::Node *prefs_repr, gchar const *key, gchar const *oldval, gchar const *newval,
- bool is_interactive, gpointer data)
+sp_ec_repr_attr_changed(Inkscape::XML::Node */*prefs_repr*/, gchar const *key, gchar const */*oldval*/, gchar const *newval,
+ bool /*is_interactive*/, gpointer data)
{
SPEventContext *ec;
g_return_if_fail(ec != NULL);
g_return_if_fail(SP_IS_EVENT_CONTEXT(ec));
- if (((SPEventContextClass *) G_OBJECT_GET_CLASS(ec))->activate)
- ((SPEventContextClass *) G_OBJECT_GET_CLASS(ec))->activate(ec);
+ if (((SPEventContextClass *) G_OBJECT_GET_CLASS(ec))->deactivate)
+ ((SPEventContextClass *) G_OBJECT_GET_CLASS(ec))->deactivate(ec);
}
/**
/* fixme: This is not what I want but works for now (Lauris) */
if (event->type == GDK_KEY_PRESS) {
- item = SP_DT_SELECTION(desktop)->singleItem();
+ item = sp_desktop_selection(desktop)->singleItem();
}
menu = sp_ui_context_menu(desktop, item);
gtk_widget_show(menu);
@@ -993,9 +1040,9 @@ sp_event_context_over_item (SPDesktop *desktop, SPItem *item, NR::Point const p)
* Called when SPEventContext subclass node attribute changed.
*/
void
-ec_shape_event_attr_changed(Inkscape::XML::Node *shape_repr, gchar const *name,
- gchar const *old_value, gchar const *new_value,
- bool const is_interactive, gpointer const data)
+ec_shape_event_attr_changed(Inkscape::XML::Node */*shape_repr*/, gchar const *name,
+ gchar const */*old_value*/, gchar const */*new_value*/,
+ bool const /*is_interactive*/, gpointer const data)
{
if (!name
|| !strcmp(name, "style")
@@ -1007,13 +1054,13 @@ ec_shape_event_attr_changed(Inkscape::XML::Node *shape_repr, gchar const *name,
SPEventContext *ec = SP_EVENT_CONTEXT(data);
if (ec->shape_knot_holder) {
- sp_knot_holder_destroy(ec->shape_knot_holder);
+ delete ec->shape_knot_holder;
}
ec->shape_knot_holder = NULL;
SPDesktop *desktop = ec->desktop;
- SPItem *item = SP_DT_SELECTION(desktop)->singleItem();
+ SPItem *item = sp_desktop_selection(desktop)->singleItem();
if (item) {
ec->shape_knot_holder = sp_item_knot_holder(item, desktop);