-/* This file is part of
- * ======================================================
+/**
+ * \file XWorkArea.C
+ * This file is part of LyX, the document processor.
+ * Licence details can be found in the file COPYING.
*
- * LyX, The Document Processor
+ * \author unknown
+ * \author John Levon
*
- * Copyright 1995 Matthias Ettrich
- * Copyright 1995-2001 The LyX Team.
- *
- * ====================================================== */
+ * Full author contact details are available in file CREDITS.
+ */
#include <config.h>
-#ifdef __GNUG__
-#pragma implementation
-#endif
-
#include "XWorkArea.h"
-#include "debug.h"
-#include "frontends/LyXView.h"
-#include "lyxrc.h" // lyxrc.show_banner
-#include "version.h" // lyx_version
-#if FL_VERSION < 1 && (FL_REVISION < 89 || (FL_REVISION == 89 && FL_FIXLEVEL < 5))
-#include "frontends/xforms/lyxlookup.h"
-#endif
+#include "Color.h"
+#include "XFormsView.h"
+#include "XLyXKeySym.h"
-#include "support/filetools.h" // LibFileSearch
-#include "support/lstrings.h"
-#include "support/LAssert.h"
+#include "debug.h"
+#include "funcrequest.h"
+#include "LColor.h"
+#include "Timeout.h"
-#include <cmath>
-#include <cctype>
+#include <boost/bind.hpp>
-// xforms doesn't define this (but it should be in <forms.h>).
-extern "C"
-FL_APPEVENT_CB fl_set_preemptive_callback(Window, FL_APPEVENT_CB, void *);
+using boost::shared_ptr;
-using std::endl;
using std::abs;
+using std::dec;
+using std::endl;
using std::hex;
+using std::string;
+
+namespace lyx {
+namespace frontend {
namespace {
-inline
-void waitForX()
+inline void waitForX(bool discard)
{
- XSync(fl_get_display(), 0);
+ XSync(fl_get_display(), discard);
}
-// FIXME !
+
mouse_button::state x_button_state(unsigned int button)
{
mouse_button::state b = mouse_button::none;
switch (button) {
- case Button1:
- b = mouse_button::button1;
- break;
- case Button2:
- b = mouse_button::button2;
- break;
- case Button3:
- b = mouse_button::button3;
- break;
- case Button4:
- b = mouse_button::button4;
- break;
- case Button5:
- b = mouse_button::button5;
- break;
- default: // FIXME
- break;
+ case FL_MBUTTON1:
+ b = mouse_button::button1;
+ break;
+ case FL_MBUTTON2:
+ b = mouse_button::button2;
+ break;
+ case FL_MBUTTON3:
+ b = mouse_button::button3;
+ break;
+ case FL_MBUTTON4:
+ b = mouse_button::button4;
+ break;
+ case FL_MBUTTON5:
+ b = mouse_button::button5;
+ break;
}
return b;
}
-// FIXME
-mouse_button::state x_motion_state(unsigned int state)
-{
- mouse_button::state b = mouse_button::none;
- if (state & Button1MotionMask)
- b |= mouse_button::button1;
- if (state & Button2MotionMask)
- b |= mouse_button::button2;
- if (state & Button3MotionMask)
- b |= mouse_button::button3;
- if (state & Button4MotionMask)
- b |= mouse_button::button4;
- if (state & Button5MotionMask)
- b |= mouse_button::button5;
- return b;
-}
-
-
key_modifier::state x_key_state(unsigned int state)
{
key_modifier::state k = key_modifier::none;
}
-} // anon namespace
+extern "C" {
+void C_scroll_cb(FL_OBJECT * ob, long)
+{
+ XWorkArea * area = static_cast<XWorkArea *>(ob->u_vdata);
+ area->scroll_cb();
+}
-extern "C" {
- // Just a bunch of C wrappers around static members of WorkArea
- static
- void C_WorkArea_scroll_cb(FL_OBJECT * ob, long buf)
- {
- WorkArea::scroll_cb(ob, buf);
- }
+int C_work_area_handler(FL_OBJECT * ob, int event, FL_Coord, FL_Coord,
+ int key, void * xev)
+{
+ return XWorkArea::work_area_handler(ob, event, 0, 0, key, xev);
+}
- static
- int C_WorkArea_work_area_handler(FL_OBJECT * ob, int event,
- FL_Coord, FL_Coord,
- int key, void * xev)
- {
- return WorkArea::work_area_handler(ob, event,
- 0, 0, key, xev);
- }
- static
- int C_WorkAreaEventCB(FL_FORM * form, void * xev) {
- WorkArea * wa = static_cast<WorkArea*>(form->u_vdata);
- return wa->event_cb(static_cast<XEvent*>(xev));
- }
+int C_event_cb(FL_FORM * form, void * xev)
+{
+ XWorkArea * area = static_cast<XWorkArea *>(form->u_vdata);
+ return area->event_cb(static_cast<XEvent *>(xev));
}
+} // extern "C"
+} // namespace anon
+
-WorkArea::WorkArea(int x, int y, int w, int h)
- : splash_(0), splash_text_(0), workareapixmap(0), painter_(*this)
+XWorkArea::XWorkArea(LyXView & owner, int w, int h)
+ : workareapixmap(0), painter_(*this)
{
fl_freeze_all_forms();
- //
FL_OBJECT * obj;
+ FL_OBJECT * frame;
- // a box
- if (lyxerr.debugging(Debug::WORKAREA))
- lyxerr << "\tbackground box: +"
- << x << '+' << y << ' '
- << w - 15 << 'x' << h << endl;
- backgroundbox = obj = fl_add_box(FL_BORDER_BOX,
- x, y,
- w - 15,
- h,"");
+ // A frame around the work area.
+ frame = obj = fl_add_box(FL_BORDER_BOX, 0, 0, w, h, "");
fl_set_object_resize(obj, FL_RESIZE_ALL);
fl_set_object_gravity(obj, NorthWestGravity, SouthEastGravity);
- // Add a splash screen to the centre of the work area
- string const splash_file = (lyxrc.show_banner) ?
- LibFileSearch("images", "banner", "xpm") : string();
-
- if (!splash_file.empty()) {
- int const splash_w = 425;
- int const splash_h = 290;
- int const splash_x = x + (w - 15 - splash_w) / 2;
- int const splash_y = y + (h - splash_h) / 2;
- splash_ = obj =
- fl_add_pixmapbutton(FL_NORMAL_BUTTON,
- splash_x, splash_y,
- splash_w, splash_h, "");
- fl_set_pixmapbutton_file(obj, splash_file.c_str());
- fl_set_pixmapbutton_focus_outline(obj, 3);
- fl_set_object_boxtype(obj, FL_NO_BOX);
-
- int const text_x = splash_x + 260;
- int const text_y = splash_y + 255;
- splash_text_ = obj =
- fl_add_text(FL_NORMAL_TEXT, text_x, text_y, 160, 16,
- lyx_version);
- fl_set_object_lsize(obj, FL_NORMAL_SIZE);
- fl_mapcolor(FL_FREE_COL2, 0x2b, 0x47, 0x82);
- fl_mapcolor(FL_FREE_COL3, 0xe1, 0xd2, 0x9b);
- fl_set_object_color(obj, FL_FREE_COL2, FL_FREE_COL2);
- fl_set_object_lcol(obj, FL_FREE_COL3);
- fl_set_object_lalign(obj, FL_ALIGN_LEFT|FL_ALIGN_INSIDE);
- fl_set_object_lstyle(obj, FL_BOLD_STYLE);
+ unsigned int r, g, b;
+ if (getRGBColor(LColor::background, r, g, b)) {
+ fl_mapcolor(FL_FREE_COL12, r, g, b);
+ fl_set_object_color(obj, FL_FREE_COL12, FL_MCOL);
}
- scrollbar = obj = fl_add_scrollbar(FL_VERT_SCROLLBAR,
- x + w - 15,
- y, 17, h, "");
+ // The scrollbar.
+ scrollbar = obj = fl_add_scrollbar(FL_VERT_SCROLLBAR, 0, 0, w, h, "");
fl_set_object_boxtype(obj, FL_UP_BOX);
fl_set_object_resize(obj, FL_RESIZE_ALL);
fl_set_object_gravity(obj, NorthEastGravity, SouthEastGravity);
obj->u_vdata = this;
- fl_set_object_callback(obj, C_WorkArea_scroll_cb, 0);
- setScrollbarBounds(0.0, 0.0);
-
- ///
- /// The free object
-
- int const bw = int(abs(fl_get_border_width()));
-
- // Create the workarea pixmap
- createPixmap(w - 15 - 2 * bw, h - 2 * bw);
-
- // We add this object as late as possible to avoit problems
- // with drawing.
- if (lyxerr.debugging(Debug::WORKAREA))
- lyxerr << "\tfree object: +"
- << x + bw << '+' << y + bw << ' '
- << w - 15 - 2 * bw << 'x'
- << h - 2 * bw << endl;
-
- work_area = obj = fl_add_free(FL_ALL_FREE,
- x + bw, y + bw,
- w - 15 - 2 * bw, // scrollbarwidth
- h - 2 * bw, "",
- C_WorkArea_work_area_handler);
+ fl_set_object_callback(obj, C_scroll_cb, 0);
+ fl_set_scrollbar_bounds(scrollbar, 0.0, 0.0);
+ fl_set_scrollbar_value(scrollbar, 0.0);
+ fl_set_scrollbar_size(scrollbar, scrollbar->h);
+
+ // The work area itself
+ work_area = obj = fl_add_free(FL_ALL_FREE, 0, 0, w, h, "",
+ C_work_area_handler);
obj->wantkey = FL_KEY_ALL;
- obj->u_vdata = this; /* This is how we pass the WorkArea
- to the work_area_handler. */
+ obj->u_vdata = this;
+
fl_set_object_boxtype(obj,FL_DOWN_BOX);
fl_set_object_resize(obj, FL_RESIZE_ALL);
fl_set_object_gravity(obj, NorthWestGravity, SouthEastGravity);
- /// X selection hook - xforms gets it wrong
- fl_current_form->u_vdata = this;
- fl_register_raw_callback(fl_current_form, FL_ALL_EVENT, C_WorkAreaEventCB);
-
- fl_unfreeze_all_forms();
-}
-
-
-WorkArea::~WorkArea()
-{
- if (workareapixmap)
- XFreePixmap(fl_get_display(), workareapixmap);
-}
+ // Hand control of the layout of these widgets to the
+ // Layout Engine.
+ XFormsView & xview = dynamic_cast<XFormsView &>(owner);
+ BoxList & boxlist = xview.getBox(XFormsView::Center)->children();
+ wa_box_ = boxlist.push_back(Box(0,0));
+ wa_box_->set(Box::Horizontal);
-void WorkArea::resize(int xpos, int ypos, int width, int height)
-{
- fl_freeze_all_forms();
+ shared_ptr<Box> frame_box = widgets_.add(frame, wa_box_->children(), 0, 0);
+ frame_box->set(Box::Expand);
int const bw = int(abs(fl_get_border_width()));
+ shared_ptr<Box> wa_box = embed(work_area, frame_box->children(), widgets_, bw);
+ wa_box->set(Box::Expand);
- // a box
- fl_set_object_geometry(backgroundbox, xpos, ypos, width - 15, height);
+ widgets_.add(scrollbar, wa_box_->children(), 17, 0);
- //
- // THE SCROLLBAR
- //
- fl_set_object_geometry(scrollbar, xpos + width - 15,
- ypos, 17, height);
+ xview.metricsUpdated.connect(boost::bind(&WidgetMap::updateMetrics,
+ &widgets_));
- // Create the workarea pixmap
- createPixmap(width - 15 - 2 * bw, height - 2 * bw);
-
- // the free object
- fl_set_object_geometry(work_area, xpos + bw, ypos + bw,
- width - 15 - 2 * bw,
- height - 2 * bw);
+ /// X selection hook - xforms gets it wrong
+ fl_current_form->u_vdata = this;
+ fl_register_raw_callback(fl_current_form, FL_ALL_EVENT, C_event_cb);
fl_unfreeze_all_forms();
+
+ XGCValues val;
+
+ val.function = GXcopy;
+ val.graphics_exposures = false;
+ copy_gc = XCreateGC(fl_get_display(), RootWindow(fl_get_display(), 0),
+ GCFunction | GCGraphicsExposures, &val);
}
-namespace {
-void destroy_object(FL_OBJECT * obj)
+XWorkArea::~XWorkArea()
{
- if (!obj)
- return;
-
- if (obj->visible) {
- fl_hide_object(obj);
- }
- fl_delete_object(obj);
- fl_free_object(obj);
+ XFreeGC(fl_get_display(), copy_gc);
+ if (workareapixmap)
+ XFreePixmap(fl_get_display(), workareapixmap);
}
-} // namespace anon
-void WorkArea::createPixmap(int width, int height)
+void XWorkArea::updateGeometry(int width, int height)
{
- // Three calls to createPixmap are needed to draw the initial view
- // of LyX. Any more and the splash is destroyed.
- static int counter = 0;
- if (++counter == 4) {
- destroy_object(splash_);
- splash_ = 0;
- destroy_object(splash_text_);
- splash_text_ = 0;
- }
-
static int cur_width = -1;
static int cur_height = -1;
cur_width = width;
cur_height = height;
- if (workareapixmap)
- XFreePixmap(fl_get_display(), workareapixmap);
+ if (lyxerr.debugging(Debug::WORKAREA)) {
+ lyxerr << "(Re)creating pixmap ("
+ << width << 'x' << height << ')' << endl;
+ }
- if (lyxerr.debugging(Debug::WORKAREA))
- lyxerr << "Creating pixmap ("
- << width << 'x' << height << ")" << endl;
+ if (workareapixmap) {
+ XFreePixmap(fl_get_display(), workareapixmap);
+ }
workareapixmap = XCreatePixmap(fl_get_display(),
RootWindow(fl_get_display(), 0),
width,
height,
fl_get_visual_depth());
- if (lyxerr.debugging(Debug::WORKAREA))
- lyxerr << "\tpixmap=" << workareapixmap << endl;
+
+ workAreaResize();
}
-void WorkArea::greyOut() const
+void XWorkArea::paint(int x, int y, int w, int h)
{
- if (!splash_) {
- fl_winset(FL_ObjWin(work_area));
- fl_rectangle(1, work_area->x, work_area->y,
- work_area->w, work_area->h, FL_GRAY63);
- }
+ lyxerr[Debug::WORKAREA]
+ << "XWorkarea::paint " << w << 'x' << h
+ << '+' << x << '+' << y << endl;
+
+ updateGeometry(workWidth(), workHeight());
+ XCopyArea(fl_get_display(),
+ getPixmap(), getWin(),
+ copy_gc, x, y, w, h,
+ work_area->x + x, work_area->y + y);
}
-void WorkArea::setFocus() const
+void XWorkArea::setScrollbarParams(int height, int pos, int line_height)
{
- fl_set_focus_object(work_area->form, work_area);
-}
+ // we need to cache this for scroll_cb
+ doc_height_ = height;
+ if (height == 0) {
+ fl_set_scrollbar_value(scrollbar, 0.0);
+ fl_set_scrollbar_size(scrollbar, scrollbar->h);
+ return;
+ }
+
+ long const work_height = workHeight();
+
+ if (lyxerr.debugging(Debug::GUI)) {
+ lyxerr << "scroll: height now " << height << '\n'
+ << "scroll: work_height " << work_height << endl;
+ }
+
+ /* If the text is smaller than the working area, the scrollbar
+ * maximum must be the working area height. No scrolling will
+ * be possible */
+ if (height <= work_height) {
+ lyxerr[Debug::GUI] << "scroll: doc smaller than workarea !"
+ << endl;
+ fl_set_scrollbar_bounds(scrollbar, 0.0, 0.0);
+ fl_set_scrollbar_value(scrollbar, pos);
+ fl_set_scrollbar_size(scrollbar, scrollbar->h);
+ return;
+ }
+
+ fl_set_scrollbar_bounds(scrollbar, 0.0, height - work_height);
+ fl_set_scrollbar_increment(scrollbar, work_area->h - line_height, line_height);
-void WorkArea::setScrollbar(double pos, double length_fraction) const
-{
fl_set_scrollbar_value(scrollbar, pos);
- fl_set_scrollbar_size(scrollbar, scrollbar->h * length_fraction);
-}
+ double const slider_size =
+ (height == 0) ? 1.0 : 1.0 / double(height);
-void WorkArea::setScrollbarBounds(double l1, double l2) const
-{
- fl_set_scrollbar_bounds(scrollbar, l1, l2);
+ fl_set_scrollbar_size(scrollbar, scrollbar->h * slider_size);
}
-void WorkArea::setScrollbarIncrements(double inc) const
+// callback for scrollbar slider
+void XWorkArea::scroll_cb()
{
- fl_set_scrollbar_increment(scrollbar, work_area->h - inc, inc);
-}
+ double const val = fl_get_scrollbar_value(scrollbar);
+ if (lyxerr.debugging(Debug::GUI)) {
+ lyxerr << "scroll: val: " << val << '\n'
+ << "scroll: height: " << scrollbar->h << '\n'
+ << "scroll: docheight: " << doc_height_ << endl;
+ }
-// Callback for scrollbar slider
-void WorkArea::scroll_cb(FL_OBJECT * ob, long)
-{
- WorkArea * area = static_cast<WorkArea*>(ob->u_vdata);
- // If we really want the accellerating scroll we can do that
- // from here. IMHO that is a waste of effort since we already
- // have other ways to move fast around in the document. (Lgb)
- area->scrollCB(fl_get_scrollbar_value(ob));
- waitForX();
+ scrollDocView(int(val));
+ waitForX(false);
}
-int WorkArea::work_area_handler(FL_OBJECT * ob, int event,
- FL_Coord, FL_Coord ,
- int key, void * xev)
+int XWorkArea::work_area_handler(FL_OBJECT * ob, int event,
+ FL_Coord, FL_Coord,
+ int key, void * xev)
{
- static int x_old = -1;
- static int y_old = -1;
- static long scrollbar_value_old = -1;
+ if (event != 11)
+ lyxerr[Debug::WORKAREA] << "Workarea event: EVENT: " << event << endl;
XEvent * ev = static_cast<XEvent*>(xev);
- WorkArea * area = static_cast<WorkArea*>(ob->u_vdata);
+ XWorkArea * area = static_cast<XWorkArea*>(ob->u_vdata);
- if (!area) return 1;
+ if (!area)
+ return 1;
switch (event) {
- case FL_DRAW:
- if (!area->work_area ||
- !area->work_area->form->visible)
+
+ case FL_DRAW: {
+ if (!area->work_area || !area->work_area->form->visible)
return 1;
- lyxerr[Debug::WORKAREA] << "Workarea event: DRAW" << endl;
- area->createPixmap(area->workWidth(), area->workHeight());
- area->workAreaExpose();
+
+ if (ev) {
+ lyxerr[Debug::WORKAREA]
+ << "work_area_handler, handling X11 "
+ "expose event "
+ << ev->xexpose.width << 'x'
+ << ev->xexpose.height << '+'
+ << ev->xexpose.x << '+'
+ << ev->xexpose.y << endl;
+
+ // X11 generates XEvents with x, y relative to the
+ // top left corner of the window.
+ // XScreen::expose emulates this behaviour.
+ // We therefore need to remove this offset before
+ // generating the pixmap.
+ int const x = ev->xexpose.x - ob->x;
+ int const y = ev->xexpose.y - ob->y;
+
+ area->paint(x, y,
+ ev->xexpose.width, ev->xexpose.height);
+ } else
+ area->paint(0, 0,
+ area->workWidth(), area->workHeight());
+
break;
+ }
+
case FL_PUSH:
if (!ev || ev->xbutton.button == 0) break;
+
+ if (ev->xbutton.button == 4 || ev->xbutton.button == 5) {
+ static long last_wheel;
+
+ long cur_wheel = ev->xbutton.time;
+ if (last_wheel == cur_wheel)
+ break;
+
+ last_wheel = cur_wheel;
+
+ float l, r;
+ fl_get_scrollbar_increment(area->scrollbar, &l, &r);
+
+ if (ev->xbutton.button == 4)
+ l *= -1.0;
+
+ fl_set_scrollbar_value(
+ area->scrollbar,
+ fl_get_scrollbar_value(area->scrollbar) + l);
+
+ area->scroll_cb();
+ break;
+ }
+
// Should really have used xbutton.state
lyxerr[Debug::WORKAREA] << "Workarea event: PUSH" << endl;
- area->workAreaButtonPress(ev->xbutton.x - ob->x,
- ev->xbutton.y - ob->y,
- x_button_state(ev->xbutton.button));
+ area->dispatch(
+ FuncRequest(LFUN_MOUSE_PRESS,
+ ev->xbutton.x - ob->x,
+ ev->xbutton.y - ob->y,
+ x_button_state(key)));
break;
+
case FL_RELEASE:
if (!ev || ev->xbutton.button == 0) break;
// Should really have used xbutton.state
+
+ if (ev->xbutton.button == 4 || ev->xbutton.button == 5) {
+ // We ingnore wheel event here
+ break;
+ }
+
lyxerr[Debug::WORKAREA] << "Workarea event: RELEASE" << endl;
- area->workAreaButtonRelease(ev->xbutton.x - ob->x,
- ev->xbutton.y - ob->y,
- x_button_state(ev->xbutton.button));
+
+ area->dispatch(
+ FuncRequest(LFUN_MOUSE_RELEASE,
+ ev->xbutton.x - ob->x,
+ ev->xbutton.y - ob->y,
+ x_button_state(key)));
break;
-#if FL_VERSION < 1 && FL_REVISION < 89
- case FL_MOUSE:
-#else
- case FL_DRAG:
-#endif
- if (!ev || ! area->scrollbar) break;
- if (ev->xmotion.x != x_old ||
- ev->xmotion.y != y_old ||
- fl_get_scrollbar_value(area->scrollbar) != scrollbar_value_old
- ) {
- lyxerr[Debug::WORKAREA] << "Workarea event: MOUSE" << endl;
- area->workAreaMotionNotify(ev->xmotion.x - ob->x,
- ev->xmotion.y - ob->y,
- x_motion_state(ev->xbutton.state));
+
+ case FL_DRAG: {
+ lyxerr[Debug::WORKAREA] << "Workarea event: DRAG 0" << endl;
+
+ if (!ev || !area->scrollbar)
+ break;
+
+ int const drag_x = ev->xmotion.x;
+ int const drag_y = ev->xmotion.y;
+ int const area_y = ob->y;
+ int const area_h = ob->h;
+
+ // Check if the mouse is above or below the workarea
+ if (drag_y <= area_y || drag_y >= area_y + area_h) {
+ // The mouse button is depressed and we are outside the
+ // workarea. That means we are simultaneously selecting
+ // text and scrolling the view.
+ // Use a Timeout to react to a drag events only every
+ // 200ms. All intervening events are discarded,
+ // allowing the user to control position easily.
+ static int const discard_interval = 200;
+ static Timeout timeout(discard_interval);
+
+ if (timeout.running())
+ break;
+ // The timeout is not running, so process the
+ // event, first starting the timeout to discard future
+ // events.
+ timeout.start();
+ }
+
+ static int x_old = -1;
+ static int y_old = -1;
+ static double scrollbar_value_old = -1.0;
+
+ double const scrollbar_value =
+ fl_get_scrollbar_value(area->scrollbar);
+
+ if (drag_x != x_old || drag_y != y_old ||
+ scrollbar_value != scrollbar_value_old) {
+ x_old = drag_x;
+ y_old = drag_y;
+ scrollbar_value_old = scrollbar_value;
+
+ lyxerr[Debug::WORKAREA] << "Workarea event: DRAG"
+ << endl;
+
+ // It transpires that ev->xbutton.button == 0 when
+ // the mouse is dragged, so it cannot be used to
+ // initialise x_button_state and hence FuncRequest.
+
+ // The 'key' that is passed into the function does
+ // contain the necessary info, however.
+
+ // It is for this reason that x_button_state has
+ // been modified to work with key
+ // rather than ev->xbutton.button.
+
+ // Angus 15 Oct 2002.
+ FuncRequest cmd(LFUN_MOUSE_MOTION,
+ ev->xbutton.x - ob->x,
+ ev->xbutton.y - ob->y,
+ x_button_state(key));
+ area->dispatch(cmd);
}
break;
-#if FL_VERSION < 1 && FL_REVISION < 89
- case FL_KEYBOARD:
-#else
- case FL_KEYPRESS:
-#endif
- {
- lyxerr[Debug::WORKAREA] << "Workarea event: KEYBOARD" << endl;
+ }
+
+ case FL_KEYPRESS: {
+ lyxerr[Debug::WORKAREA] << "Workarea event: KEYPRESS" << endl;
KeySym keysym = 0;
char dummy[1];
XKeyEvent * xke = reinterpret_cast<XKeyEvent *>(ev);
-#if FL_VERSION < 1 && (FL_REVISION < 89 || (FL_REVISION == 89 && FL_FIXLEVEL < 5))
- // XForms < 0.89.5 does not have compose support
- // so we are using our own compose support
- LyXLookupString(ev, dummy, 1, &keysym);
-#else
XLookupString(xke, dummy, 1, &keysym, 0);
-// int num_keys = XLookupString(xke, dummy, 10, &keysym, &xcs);
-// lyxerr << "We have " << num_keys << " keys in the returned buffer" << endl;
-// lyxerr << "Our dummy string is " << dummy << endl;
-#endif
+
if (lyxerr.debugging(Debug::KEY)) {
- char const * tmp = XKeysymToString(key);
- char const * tmp2 = XKeysymToString(keysym);
- string const stm = (tmp ? tmp : "");
- string const stm2 = (tmp2 ? tmp2 : "");
-
- lyxerr[Debug::KEY] << "WorkArea: Key is `" << stm << "' ["
- << key << "]" << endl;
- lyxerr[Debug::KEY] << "WorkArea: Keysym is `" << stm2 << "' ["
- << keysym << "]" << endl;
+ char const * const tmp = XKeysymToString(key);
+ char const * const tmp2 = XKeysymToString(keysym);
+ string const stm = (tmp ? tmp : string());
+ string const stm2 = (tmp2 ? tmp2 : string());
+
+ lyxerr << "XWorkArea: Key is `" << stm
+ << "' [" << key << "]\n"
+ << "XWorkArea: Keysym is `" << stm2
+ << "' [" << keysym << ']' << endl;
}
-#if FL_VERSION < 1 && (FL_REVISION < 89 || (FL_REVISION == 89 && FL_FIXLEVEL < 5))
- if (keysym == NoSymbol) {
- lyxerr[Debug::KEY]
- << "Empty kdb action (probably composing)"
- << endl;
- break;
- }
- KeySym ret_key = keysym;
-#else
// Note that we need this handling because of a bug
// in XForms 0.89, if this bug is resolved in the way I hope
- // we can just use the keysym directly with out looking
+ // we can just use the keysym directly without looking
// at key at all. (Lgb)
KeySym ret_key = 0;
if (!key) {
- // We migth have to add more keysyms here also,
+ // We might have to add more keysyms here also,
// we will do that as the issues arise. (Lgb)
if (keysym == XK_space) {
ret_key = keysym;
// << static_cast<unsigned char>(key)
// << endl;
//} else {
- ret_key = (keysym ? keysym : key);
- lyxerr[Debug::KEY] << "Using keysym [B]"
- << endl;
+ ret_key = (keysym ? keysym : key);
+ lyxerr[Debug::KEY] << "Using keysym [B]"
+ << endl;
//}
}
-#endif
unsigned int const ret_state = xke->state;
// If you have a better way to handle "wild-output" of
// << XEventsQueued(fl_get_display(), QueuedAlready)
// << endl;
if (XEventsQueued(fl_get_display(), QueuedAlready) > 0)
- XSync(fl_get_display(), 1);
- // This purge make f.ex. scrolling stop immidiatly when
+ waitForX(true);
+ // This purge make f.ex. scrolling stop immediately when
// releasing the PageDown button. The question is if
// this purging of XEvents can cause any harm...
// after some testing I can see no problems, but
last_key_pressed = xke->keycode;
last_state_pressed = ret_state;
- area->workAreaKeyPress(ret_key, x_key_state(ret_state));
+ XLyXKeySym * xlk = new XLyXKeySym;
+ xlk->initFromKeySym(ret_key);
+
+ area->workAreaKeyPress(LyXKeySymPtr(xlk),
+ x_key_state(ret_state));
+ break;
}
- break;
-#if FL_VERSION > 0 || FL_REVISION >= 89
case FL_KEYRELEASE:
lyxerr[Debug::WORKAREA] << "Workarea event: KEYRELEASE" << endl;
break;
-#endif
- case FL_FOCUS:
- lyxerr[Debug::WORKAREA] << "Workarea event: FOCUS" << endl;
- area->workAreaFocus();
- break;
- case FL_UNFOCUS:
- lyxerr[Debug::WORKAREA] << "Workarea event: UNFOCUS" << endl;
- area->workAreaUnfocus();
- break;
case FL_ENTER:
lyxerr[Debug::WORKAREA] << "Workarea event: ENTER" << endl;
+ fl_set_cursor(FL_ObjWin(area->work_area), XC_xterm);
break;
+
case FL_LEAVE:
lyxerr[Debug::WORKAREA] << "Workarea event: LEAVE" << endl;
+ // There should be no need for this. But there is.
+ fl_set_cursor(FL_ObjWin(area->work_area), FL_DEFAULT_CURSOR);
break;
+
case FL_DBLCLICK:
- if (!ev) break;
- lyxerr[Debug::WORKAREA] << "Workarea event: DBLCLICK" << endl;
- area->workAreaDoubleClick(ev->xbutton.x - ob->x,
- ev->xbutton.y - ob->y,
- x_button_state(ev->xbutton.button));
+ if (ev) {
+ if (ev->xbutton.button == 4 || ev->xbutton.button == 5) {
+ // Ignore wheel events
+ break;
+ }
+
+
+ lyxerr[Debug::WORKAREA] << "Workarea event: DBLCLICK" << endl;
+ FuncRequest cmd(LFUN_MOUSE_DOUBLE,
+ ev->xbutton.x - ob->x,
+ ev->xbutton.y - ob->y,
+ x_button_state(key));
+ area->dispatch(cmd);
+ }
break;
+
case FL_TRPLCLICK:
- if (!ev) break;
- lyxerr[Debug::WORKAREA] << "Workarea event: TRPLCLICK" << endl;
- area->workAreaTripleClick(ev->xbutton.x - ob->x,
- ev->xbutton.y - ob->y,
- x_button_state(ev->xbutton.button));
+ if (ev) {
+ if (ev->xbutton.button == 4 || ev->xbutton.button == 5) {
+ // Ignore wheel events
+ break;
+ }
+
+ lyxerr[Debug::WORKAREA] << "Workarea event: TRPLCLICK" << endl;
+ FuncRequest cmd(LFUN_MOUSE_TRIPLE,
+ ev->xbutton.x - ob->x,
+ ev->xbutton.y - ob->y,
+ x_button_state(key));
+ area->dispatch(cmd);
+ }
break;
+
case FL_OTHER:
- if (!ev) break;
- lyxerr[Debug::WORKAREA] << "Workarea event: OTHER" << endl;
+ if (ev)
+ lyxerr[Debug::WORKAREA] << "Workarea event: OTHER" << endl;
break;
}
extern "C" {
- static
- int request_clipboard_cb(FL_OBJECT * /*ob*/, long /*type*/,
- void const * data, long size)
- {
- clipboard_selection.erase();
-
- if (size > 0)
- clipboard_selection.reserve(size);
- for (int i = 0; i < size; ++i)
- clipboard_selection +=
- static_cast<char const *>(data)[i];
- clipboard_read = true;
- return 0;
- }
-
+int request_clipboard_cb(FL_OBJECT * /*ob*/, long /*type*/,
+ void const * data, long size)
+{
+ clipboard_selection.erase();
+
+ if (size > 0)
+ clipboard_selection.reserve(size);
+ for (int i = 0; i < size; ++i)
+ clipboard_selection += static_cast<char const *>(data)[i];
+ clipboard_read = true;
+ return 0;
}
+} // extern "C"
} // namespace anon
-int WorkArea::event_cb(XEvent * xev)
+int XWorkArea::event_cb(XEvent * xev)
{
- int ret = 0;
switch (xev->type) {
- case SelectionRequest:
- lyxerr[Debug::GUI] << "X requested selection." << endl;
- selectionRequested();
- break;
- case SelectionClear:
- lyxerr[Debug::GUI] << "Lost selection." << endl;
- selectionLost();
- break;
+ case SelectionRequest:
+ lyxerr[Debug::GUI] << "X requested selection." << endl;
+ selectionRequested();
+ break;
+ case SelectionClear:
+ lyxerr[Debug::GUI] << "Lost selection." << endl;
+ selectionLost();
+ break;
}
- return ret;
+ return 0;
}
-void WorkArea::haveSelection(bool yes) const
+void XWorkArea::haveSelection(bool yes) const
{
- if (!yes) {
- XSetSelectionOwner(fl_get_display(), XA_PRIMARY, None, CurrentTime);
- return;
- }
-
- XSetSelectionOwner(fl_get_display(), XA_PRIMARY, FL_ObjWin(work_area), CurrentTime);
+ Window const owner = yes ? FL_ObjWin(work_area) : None;
+ XSetSelectionOwner(fl_get_display(), XA_PRIMARY, owner, CurrentTime);
}
-string const WorkArea::getClipboard() const
+string const XWorkArea::getClipboard() const
{
clipboard_read = false;
while (!clipboard_read) {
if (fl_check_forms() == FL_EVENT) {
fl_XNextEvent(&ev);
- lyxerr << "Received unhandled X11 event" << endl;
- lyxerr << "Type: 0x" << hex << ev.xany.type <<
- " Target: 0x" << hex << ev.xany.window << endl;
+ lyxerr << "Received unhandled X11 event\n"
+ << "Type: 0x" << hex << ev.xany.type
+ << " Target: 0x" << hex << ev.xany.window
+ << dec << endl;
}
}
return clipboard_selection;
}
-void WorkArea::putClipboard(string const & s) const
+void XWorkArea::putClipboard(string const & s) const
{
static string hold;
hold = s;
fl_stuff_clipboard(work_area, 0, hold.data(), hold.size(), 0);
}
+
+} // namespace frontend
+} // namespace lyx