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fltk/fluid/Fl_Window_Type.cxx

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//
// Window type code file for the Fast Light Tool Kit (FLTK).
//
// The widget describing an Fl_Window. This is also all the code
// for interacting with the overlay, which allows the user to
// select, move, and resize the children widgets.
//
// Copyright 1998-2024 by Bill Spitzak and others.
//
// This library is free software. Distribution and use rights are outlined in
// the file "COPYING" which should have been included with this file. If this
// file is missing or damaged, see the license at:
//
// https://www.fltk.org/COPYING.php
//
// Please see the following page on how to report bugs and issues:
//
// https://www.fltk.org/bugs.php
//
#include "Fl_Window_Type.h"
#include "Fl_Group_Type.h"
#include "Fl_Grid_Type.h"
#include "fluid.h"
#include "widget_browser.h"
#include "undo.h"
#include "settings_panel.h"
#include "file.h"
#include "code.h"
#include "widget_panel.h"
#include "factory.h"
#include "Fd_Snap_Action.h"
#include <FL/Fl.H>
#include <FL/Fl_Overlay_Window.H>
#include <FL/fl_message.H>
#include <FL/fl_draw.H>
#include <FL/platform.H>
#include <FL/Fl_Menu_Item.H>
#include <FL/Fl_Round_Button.H>
#include <FL/Fl_Shared_Image.H>
#include <FL/Fl_Tooltip.H>
#include "../src/flstring.h"
#include <math.h>
#include <stdlib.h>
#include <stdio.h>
extern Fl_Window *the_panel;
extern void draw_width(int x, int y, int r, Fl_Align a);
extern void draw_height(int x, int y, int b, Fl_Align a);
extern Fl_Preferences fluid_prefs;
// Update the XYWH values in the widget panel...
static void update_xywh() {
if (current_widget && current_widget->is_widget()) {
Fl_Widget *o = ((Fl_Widget_Type *)current_widget)->o;
widget_x_input->value(o->x());
widget_y_input->value(o->y());
widget_w_input->value(o->w());
widget_h_input->value(o->h());
if (Fl_Flex_Type::parent_is_flex(current_widget)) {
widget_flex_size->value(Fl_Flex_Type::size(current_widget));
widget_flex_fixed->value(Fl_Flex_Type::is_fixed(current_widget));
}
}
}
void i18n_type_cb(Fl_Choice *c, void *v) {
if (v == LOAD) {
c->value(g_project.i18n_type);
} else {
undo_checkpoint();
g_project.i18n_type = static_cast<Fd_I18n_Type>(c->value());
set_modflag(1);
}
switch (g_project.i18n_type) {
case FD_I18N_NONE : /* None */
i18n_gnu_group->hide();
i18n_posix_group->hide();
break;
case FD_I18N_GNU : /* GNU gettext */
i18n_gnu_group->show();
i18n_posix_group->hide();
break;
case FD_I18N_POSIX : /* POSIX cat */
i18n_gnu_group->hide();
i18n_posix_group->show();
break;
}
// make sure that the outside labels are redrawn too.
w_settings_i18n_tab->redraw();
}
void show_grid_cb(Fl_Widget *, void *) {
settings_window->show();
w_settings_tabs->value(w_settings_layout_tab);
}
void show_settings_cb(Fl_Widget *, void *) {
settings_window->hotspot(settings_window);
settings_window->show();
}
////////////////////////////////////////////////////////////////
Fl_Menu_Item window_type_menu[] = {
{"Single",0,0,(void*)FL_WINDOW},
{"Double",0,0,(void*)(FL_WINDOW+1)},
{0}};
static int overlays_invisible;
// The following Fl_Widget is used to simulate the windows. It has
// an overlay for the fluid ui, and special-cases the FL_NO_BOX.
class Overlay_Window : public Fl_Overlay_Window {
void draw() FL_OVERRIDE;
void draw_overlay() FL_OVERRIDE;
static void close_cb(Overlay_Window *self, void*);
public:
Fl_Window_Type *window;
int handle(int) FL_OVERRIDE;
Overlay_Window(int W,int H) : Fl_Overlay_Window(W,H) {
Fl_Group::current(0);
callback((Fl_Callback*)close_cb);
}
void resize(int,int,int,int) FL_OVERRIDE;
uchar *read_image(int &ww, int &hh);
};
/**
\brief User closes the window, so we mark the .fl file as changed.
Mark the .fl file a changed, but don;t mark the source files as changed.
\param self pointer to this window
*/
void Overlay_Window::close_cb(Overlay_Window *self, void*) {
if (self->visible())
set_modflag(1, -2);
self->hide();
}
// Use this when drawing flat boxes while editing, so users can see the outline,
// even if the group and its parent have the same color.
static void fd_flat_box_ghosted(int x, int y, int w, int h, Fl_Color c) {
fl_rectf(x, y, w, h, Fl::box_color(c));
fl_rect(x, y, w, h, Fl::box_color(fl_color_average(FL_FOREGROUND_COLOR, c, .1f)));
}
void Overlay_Window::draw() {
const int CHECKSIZE = 8;
// see if box is clear or a frame or rounded:
if ((damage()&FL_DAMAGE_ALL) &&
(!box() || (box()>=4&&!(box()&2)) || box()>=_FL_ROUNDED_BOX)) {
// if so, draw checkerboard so user can see what areas are clear:
for (int Y = 0; Y < h(); Y += CHECKSIZE)
for (int X = 0; X < w(); X += CHECKSIZE) {
fl_color(((Y/(2*CHECKSIZE))&1) != ((X/(2*CHECKSIZE))&1) ?
FL_WHITE : FL_BLACK);
fl_rectf(X,Y,CHECKSIZE,CHECKSIZE);
}
}
if (show_ghosted_outline) {
Fl_Box_Draw_F *old_flat_box = Fl::get_boxtype(FL_FLAT_BOX);
Fl::set_boxtype(FL_FLAT_BOX, fd_flat_box_ghosted, 0, 0, 0, 0);
Fl_Overlay_Window::draw();
Fl::set_boxtype(FL_FLAT_BOX, old_flat_box, 0, 0, 0, 0);
} else {
Fl_Overlay_Window::draw();
}
}
extern Fl_Window *main_window;
// Read an image of the overlay window
uchar *Overlay_Window::read_image(int &ww, int &hh) {
// Create an off-screen buffer for the window...
//main_window->make_current();
make_current();
ww = w();
hh = h();
Fl_Offscreen offscreen = fl_create_offscreen(ww, hh);
uchar *pixels;
// Redraw the window into the offscreen buffer...
fl_begin_offscreen(offscreen);
if (!shown()) image(Fl::scheme_bg_);
redraw();
draw();
// Read the screen image...
pixels = fl_read_image(0, 0, 0, ww, hh);
fl_end_offscreen();
// Cleanup and return...
fl_delete_offscreen(offscreen);
main_window->make_current();
return pixels;
}
void Overlay_Window::draw_overlay() {
window->draw_overlay();
}
int Overlay_Window::handle(int e) {
int ret = window->handle(e);
if (ret==0) {
switch (e) {
case FL_SHOW:
case FL_HIDE:
ret = Fl_Overlay_Window::handle(e);
}
}
return ret;
}
/**
Make and add a new Window node.
\param[in] strategy is kAddAsLastChild or kAddAfterCurrent
\return new node
*/
Fl_Type *Fl_Window_Type::make(Strategy strategy) {
Fl_Type *anchor = Fl_Type::current, *p = anchor;
if (p && (strategy == kAddAfterCurrent)) p = p->parent;
while (p && (!p->is_code_block() || p->is_a(ID_Widget_Class))) {
anchor = p;
strategy = kAddAfterCurrent;
p = p->parent;
}
if (!p) {
fl_message("Please select a function");
return 0;
}
Fl_Window_Type *myo = new Fl_Window_Type();
if (!this->o) {// template widget
this->o = new Fl_Window(100,100);
Fl_Group::current(0);
}
myo->factory = this;
myo->drag = 0;
myo->numselected = 0;
Overlay_Window *w = new Overlay_Window(100, 100);
w->size_range(10, 10);
w->window = myo;
myo->o = w;
myo->add(anchor, strategy);
myo->modal = 0;
myo->non_modal = 0;
return myo;
}
void Fl_Window_Type::add_child(Fl_Type* cc, Fl_Type* before) {
if (!cc->is_widget()) return;
Fl_Widget_Type* c = (Fl_Widget_Type*)cc;
Fl_Widget* b = before ? ((Fl_Widget_Type*)before)->o : 0;
((Fl_Window*)o)->insert(*(c->o), b);
o->redraw();
}
void Fl_Window_Type::remove_child(Fl_Type* cc) {
Fl_Widget_Type* c = (Fl_Widget_Type*)cc;
((Fl_Window*)o)->remove(c->o);
o->redraw();
}
void Fl_Window_Type::move_child(Fl_Type* cc, Fl_Type* before) {
Fl_Widget_Type* c = (Fl_Widget_Type*)cc;
((Fl_Window*)o)->remove(c->o);
Fl_Widget* b = before ? ((Fl_Widget_Type*)before)->o : 0;
((Fl_Window*)o)->insert(*(c->o), b);
o->redraw();
}
////////////////////////////////////////////////////////////////
/**
\brief Show the Window Type editor window without setting the modified flag.
\see Fl_Window_Type::open()
*/
void Fl_Window_Type::open_() {
Overlay_Window *w = (Overlay_Window *)o;
if (w->shown()) {
w->show();
Fl_Widget_Type::open();
} else {
Fl_Widget *p = w->resizable();
if (!p) w->resizable(w);
w->show();
w->resizable(p);
}
w->image(Fl::scheme_bg_);
}
/**
\brief Show the Window Type editor window and set the modified flag if needed.
Double-click on window widget shows the window, or if already shown, it shows
the control panel.
\see Fl_Window_Type::open_()
*/
void Fl_Window_Type::open() {
Overlay_Window *w = (Overlay_Window *)o;
if (!w->visible()) {
set_modflag(1, -2);
}
open_();
}
// Read an image of the window
uchar *Fl_Window_Type::read_image(int &ww, int &hh) {
Overlay_Window *w = (Overlay_Window *)o;
int hidden = !w->shown();
w->show(); // make it the front window
// Read the screen image...
uchar *idata = w->read_image(ww, hh);
if (hidden)
w->hide();
return idata;
}
void Fl_Window_Type::ideal_size(int &w, int &h) {
w = 480; h = 320;
if (main_window) {
int sx, sy, sw, sh;
Fl_Window *win = main_window;
int screen = Fl::screen_num(win->x(), win->y());
Fl::screen_work_area(sx, sy, sw, sh, screen);
w = fd_min(w, sw*3/4); h = fd_min(h, sh*3/4);
}
Fd_Snap_Action::better_size(w, h);
}
// control panel items:
void modal_cb(Fl_Light_Button* i, void* v) {
if (v == LOAD) {
if (!current_widget->is_a(ID_Window)) {i->hide(); return;}
i->show();
i->value(((Fl_Window_Type *)current_widget)->modal);
} else {
undo_checkpoint();
((Fl_Window_Type *)current_widget)->modal = i->value();
set_modflag(1);
}
}
void non_modal_cb(Fl_Light_Button* i, void* v) {
if (v == LOAD) {
if (!current_widget->is_a(ID_Window)) {i->hide(); return;}
i->show();
i->value(((Fl_Window_Type *)current_widget)->non_modal);
} else {
undo_checkpoint();
((Fl_Window_Type *)current_widget)->non_modal = i->value();
set_modflag(1);
}
}
void border_cb(Fl_Light_Button* i, void* v) {
if (v == LOAD) {
if (!current_widget->is_a(ID_Window)) {i->hide(); return;}
i->show();
i->value(((Fl_Window*)(current_widget->o))->border());
} else {
undo_checkpoint();
((Fl_Window*)(current_widget->o))->border(i->value());
set_modflag(1);
}
}
void xclass_cb(Fl_Input* i, void* v) {
if (v == LOAD) {
if (current_widget->is_a(ID_Window)) {
i->show();
i->parent()->show();
i->value(((Fl_Window_Type *)current_widget)->xclass);
} else {
i->hide();
i->parent()->hide(); // hides the "X Class:" label as well
}
} else {
int mod = 0;
undo_checkpoint();
for (Fl_Type *o = Fl_Type::first; o; o = o->next) {
if (o->selected && o->is_a(ID_Window)) {
mod = 1;
Fl_Window_Type *wt = (Fl_Window_Type *)o;
storestring(i->value(), wt->xclass);
((Fl_Window*)(wt->o))->xclass(wt->xclass);
}
}
if (mod) set_modflag(1);
}
}
////////////////////////////////////////////////////////////////
void Fl_Window_Type::setlabel(const char *n) {
if (o) ((Fl_Window *)o)->label(n);
}
// make() is called on this widget when user picks window off New menu:
Fl_Window_Type Fl_Window_type;
// Resize from window manager...
void Overlay_Window::resize(int X,int Y,int W,int H) {
undo_checkpoint_once(kUndoWindowResize);
Fl_Widget* t = resizable();
if (Fl_Type::allow_layout == 0) {
resizable(0);
}
// do not set the mod flag if the window was not resized. In FLUID, all
// windows are opened without a given x/y position, so modifying x/y
// should not mark the project as dirty
if (W!=w() || H!=h())
set_modflag(1);
Fl_Overlay_Window::resize(X,Y,W,H);
resizable(t);
update_xywh();
}
// calculate actual move by moving mouse position (mx,my) to
// nearest multiple of gridsize, and snap to original position
void Fl_Window_Type::newdx() {
int mydx, mydy;
mydx = mx-x1;
mydy = my-y1;
if (!(drag & (FD_DRAG | FD_BOX | FD_LEFT | FD_RIGHT))) {
mydx = 0;
dx = 0;
}
if (!(drag & (FD_DRAG | FD_BOX | FD_TOP | FD_BOTTOM))) {
mydy = 0;
dy = 0;
}
if (show_guides && (drag & (FD_DRAG|FD_TOP|FD_LEFT|FD_BOTTOM|FD_RIGHT))) {
Fl_Type *selection = 0L; // special power for the first selected widget
for (Fl_Type *q=next; q && q->level>level; q = q->next) {
if (q->selected && q->is_true_widget()) {
selection = q;
break;
}
}
Fd_Snap_Data data = { mydx, mydy, bx, by, br, bt, drag, 4, 4, mydx, mydy, (Fl_Widget_Type*)selection, this };
Fd_Snap_Action::check_all(data);
if (data.x_dist < 4) mydx = data.dx_out;
if (data.y_dist < 4) mydy = data.dy_out;
}
if (dx != mydx || dy != mydy) {
dx = mydx; dy = mydy;
((Overlay_Window *)o)->redraw_overlay();
}
}
// Move a widget according to dx and dy calculated above
void Fl_Window_Type::newposition(Fl_Widget_Type *myo,int &X,int &Y,int &R,int &T) {
X = myo->o->x();
Y = myo->o->y();
R = X+myo->o->w();
T = Y+myo->o->h();
if (!drag) return;
if (drag&FD_DRAG) {
X += dx;
Y += dy;
R += dx;
T += dy;
} else {
if (drag&FD_LEFT) {
if (X==bx) {
X += dx;
} else {
if (X<bx+dx) X = bx+dx;
}
}
if (drag&FD_TOP) {
if (Y==by) {
Y += dy;
} else {
if (Y<by+dy) Y = by+dy;
}
}
if (drag&FD_RIGHT) {
if (R==br) {
R += dx;
} else {
if (R>br+dx) R = br+dx;
}
}
if (drag&FD_BOTTOM) {
if (T==bt) {
T += dy;
} else {
if (T>bt+dx) T = bt+dx;
}
}
}
if (R<X) {int n = X; X = R; R = n;}
if (T<Y) {int n = Y; Y = T; T = n;}
}
void fd_hatch(int x, int y, int w, int h, int size=6, int offset=0, int pad=3) {
x -= pad; y -= pad; w += 2*pad; h += 2*pad;
int yp = (x+offset+y*size-1-y)%size;
if (w > h) {
for (; yp < h; yp+=size)
fl_line(x, y+yp, x+yp, y);
for (; yp < w; yp+=size)
fl_line(x+yp-h, y+h, x+yp, y);
for (; yp < w+h; yp+=size)
fl_line(x+yp-h, y+h, x+w, y+yp-w);
} else {
for (; yp < w; yp+=size)
fl_line(x, y+yp, x+yp, y);
for (; yp < h; yp+=size)
fl_line(x, y+yp, x+w, y+yp-w);
for (; yp < h+w; yp+=size)
fl_line(x+yp-h, y+h, x+w, y+yp-w);
}
}
/**
\brief Draw a hatch pattern over all children that overlap the bounds of this box.
\param[in] group check all children of this group
\param[in] x, y, w, h bounding box of this group
*/
void Fl_Window_Type::draw_out_of_bounds(Fl_Widget_Type *group, int x, int y, int w, int h) {
for (Fl_Type *p = group->next; p && p->level>group->level; p = p->next) {
if (p->level == group->level+1 && p->is_true_widget()) {
Fl_Widget *o = ((Fl_Widget_Type*)p)->o;
if (o->x() < x) fd_hatch(o->x(), o->y(), x-o->x(), o->h());
if (o->y() < y) fd_hatch(o->x(), o->y(), o->w(), y-o->y());
if (o->x()+o->w() > x+w) fd_hatch(x+w, o->y(), (o->x()+o->w())-(x+w), o->h());
if (o->y()+o->h() > y+h) fd_hatch(o->x(), y+h, o->w(), (o->y()+o->h())-(y+h));
}
}
}
/**
\brief Draw a hatch pattern for all groups that have out of bounds children.
*/
void Fl_Window_Type::draw_out_of_bounds() {
// get every group in the hierarchy, then draw any overlap of a direct child with that group
fl_color(FL_DARK_RED);
draw_out_of_bounds(this, 0, 0, o->w(), o->h());
for (Fl_Type *q=next; q && q->level>level; q = q->next) {
// don't do this for Fl_Scroll (which we currently can't handle in FLUID anyway)
if (q->is_a(ID_Group) && !q->is_a(ID_Scroll)) {
Fl_Widget_Type *w = (Fl_Widget_Type*)q;
draw_out_of_bounds(w, w->o->x(), w->o->y(), w->o->w(), w->o->h());
}
}
fl_color(FL_RED);
}
/**
\brief Compare all children in the same level and hatch overlapping areas.
*/
void Fl_Window_Type::draw_overlaps() {
fl_color(FL_DARK_YELLOW);
// loop through all widgets in this window
for (Fl_Type *q=next; q && q->level>level; q = q->next) {
// is it a valid widget
if (q->is_true_widget()) {
Fl_Widget_Type *w = (Fl_Widget_Type*)q;
// is the widget visible
if (w->o->visible()) {
int x = w->o->x(), y = w->o->y();
int r = x + w->o->w(), b = y + w->o->h();
for (Fl_Type *p=q->next; p && p->level>=q->level; p = p->next) {
if (p->level==q->level && p->is_true_widget()) {
Fl_Widget_Type *wp = (Fl_Widget_Type*)p;
if (wp->o->visible()) {
int px = fd_max(x, wp->o->x());
int py = fd_max(y, wp->o->y());
int pr = fd_min(r, wp->o->x() + wp->o->w());
int pb = fd_min(b, wp->o->y() + wp->o->h());
if (pr > px && pb > py)
fd_hatch(px, py, pr-px, pb-py);
}
}
}
} else {
int l = q->level;
for (; q && q->next && q->next->level>l; q = q->next) { }
}
}
}
fl_color(FL_RED);
}
void Fl_Window_Type::draw_overlay() {
if (recalc) {
bx = o->w(); by = o->h(); br = 0; bt = 0;
numselected = 0;
for (Fl_Type *q=next; q && q->level>level; q=q->next)
if (q->selected && q->is_true_widget()) {
numselected++;
Fl_Widget_Type* myo = (Fl_Widget_Type*)q;
if (myo->o->x() < bx) bx = myo->o->x();
if (myo->o->y() < by) by = myo->o->y();
if (myo->o->x()+myo->o->w() > br) br = myo->o->x()+myo->o->w();
if (myo->o->y()+myo->o->h() > bt) bt = myo->o->y()+myo->o->h();
}
recalc = 0;
sx = bx; sy = by; sr = br; st = bt;
}
fl_color(FL_RED);
if (drag==FD_BOX && (x1 != mx || y1 != my)) {
int x = x1; int r = mx; if (x > r) {x = mx; r = x1;}
int y = y1; int b = my; if (y > b) {y = my; b = y1;}
fl_rect(x,y,r-x,b-y);
}
if (overlays_invisible && !drag) return;
if (show_restricted) {
draw_out_of_bounds();
draw_overlaps();
// TODO: for Fl_Tile, find all areas that are not covered by visible children
}
if (selected) fl_rect(0,0,o->w(),o->h());
if (!numselected) return;
int mybx,myby,mybr,mybt;
int mysx,mysy,mysr,myst;
mybx = mysx = o->w(); myby = mysy = o->h(); mybr = mysr = 0; mybt = myst = 0;
Fl_Type *selection = 0L; // special power for the first selected widget
for (Fl_Type *q=next; q && q->level>level; q = q->next)
if (q->selected && q->is_true_widget()) {
if (!selection) selection = q;
Fl_Widget_Type* myo = (Fl_Widget_Type*)q;
int x,y,r,t;
newposition(myo,x,y,r,t);
if (show_guides) {
// If we are in a drag operation, and the parent is a grid, show the grid overlay
if (drag && q->parent && q->parent->is_a(ID_Grid)) {
Fl_Grid_Proxy *grid = ((Fl_Grid_Proxy*)((Fl_Grid_Type*)q->parent)->o);
grid->draw_overlay();
}
}
if (!show_guides || !drag || numselected != 1) {
if (Fl_Flex_Type::parent_is_flex(q) && Fl_Flex_Type::is_fixed(q)) {
Fl_Flex *flex = ((Fl_Flex*)((Fl_Flex_Type*)q->parent)->o);
Fl_Widget *wgt = myo->o;
if (flex->horizontal()) {
draw_width(wgt->x(), wgt->y()+15, wgt->x()+wgt->w(), FL_ALIGN_CENTER);
} else {
draw_height(wgt->x()+15, wgt->y(), wgt->y()+wgt->h(), FL_ALIGN_CENTER);
}
} else if (q->is_a(ID_Grid)) {
Fl_Grid_Proxy *grid = ((Fl_Grid_Proxy*)((Fl_Grid_Type*)q)->o);
grid->draw_overlay();
}
fl_rect(x,y,r-x,t-y);
}
if (x < mysx) mysx = x;
if (y < mysy) mysy = y;
if (r > mysr) mysr = r;
if (t > myst) myst = t;
if (!(myo->o->align() & FL_ALIGN_INSIDE)) {
// Adjust left/right/top/bottom for top/bottom labels...
int ww, hh;
ww = (myo->o->align() & FL_ALIGN_WRAP) ? myo->o->w() : 0;
hh = myo->o->labelsize();
myo->o->measure_label(ww, hh);
if (myo->o->align() & FL_ALIGN_TOP) y -= hh;
else if (myo->o->align() & FL_ALIGN_BOTTOM) t += hh;
else if (myo->o->align() & FL_ALIGN_LEFT) x -= ww + 4;
else if (myo->o->align() & FL_ALIGN_RIGHT) r += ww + 4;
}
if (x < mybx) mybx = x;
if (y < myby) myby = y;
if (r > mybr) mybr = r;
if (t > mybt) mybt = t;
}
if (selected) return;
// align the snapping selection box with the box we draw.
sx = mysx; sy = mysy; sr = mysr; st = myst;
// Draw selection box + resize handles...
// draw box including all labels
fl_focus_rect(mybx,myby,mybr-mybx,mybt-myby); // issue #816
// draw box excluding labels
fl_rect(mysx,mysy,mysr-mysx,myst-mysy);
fl_rectf(mysx,mysy,5,5);
fl_rectf(mysr-5,mysy,5,5);
fl_rectf(mysr-5,myst-5,5,5);
fl_rectf(mysx,myst-5,5,5);
if (show_guides && (drag & (FD_DRAG|FD_TOP|FD_LEFT|FD_BOTTOM|FD_RIGHT))) {
Fd_Snap_Data data = { dx, dy, sx, sy, sr, st, drag, 4, 4, dx, dy, (Fl_Widget_Type*)selection, this};
Fd_Snap_Action::draw_all(data);
}
}
extern Fl_Menu_Item Main_Menu[];
// Calculate new bounding box of selected widgets:
void Fl_Window_Type::fix_overlay() {
overlay_item->label("Hide O&verlays");
if (overlay_button) overlay_button->label("Hide &Overlays");
overlays_invisible = 0;
recalc = 1;
((Overlay_Window *)(this->o))->redraw_overlay();
}
// check if we must redraw any parent of tabs/wizard type
void check_redraw_corresponding_parent(Fl_Type *s) {
Fl_Widget_Type * prev_parent = 0;
if( !s || !s->selected || !s->is_widget()) return;
for (Fl_Type *i=s; i && i->parent; i=i->parent) {
if (i->is_a(ID_Group) && prev_parent) {
if (i->is_a(ID_Tabs)) {
((Fl_Tabs*)((Fl_Widget_Type*)i)->o)->value(prev_parent->o);
return;
}
if (i->is_a(ID_Wizard)) {
((Fl_Wizard*)((Fl_Widget_Type*)i)->o)->value(prev_parent->o);
return;
}
}
if (i->is_a(ID_Group) && s->is_widget())
prev_parent = (Fl_Widget_Type*)i;
}
}
// do that for every window (when selected set changes):
void redraw_overlays() {
for (Fl_Type *o=Fl_Type::first; o; o=o->next)
if (o->is_a(ID_Window)) ((Fl_Window_Type*)o)->fix_overlay();
}
void toggle_overlays(Fl_Widget *,void *) {
overlays_invisible = !overlays_invisible;
if (overlays_invisible) {
overlay_item->label("Show O&verlays");
if (overlay_button) overlay_button->label("Show &Overlays");
} else {
overlay_item->label("Hide O&verlays");
if (overlay_button) overlay_button->label("Hide &Overlays");
}
for (Fl_Type *o=Fl_Type::first; o; o=o->next)
if (o->is_a(ID_Window)) {
Fl_Widget_Type* w = (Fl_Widget_Type*)o;
((Overlay_Window*)(w->o))->redraw_overlay();
}
}
/**
\brief User changes settings to show positioning guides in layout editor overlay.
This is called from the main menu and from the check button in the Settings
dialog.
*/
void toggle_guides(Fl_Widget *,void *) {
show_guides = !show_guides;
fluid_prefs.set("show_guides", show_guides);
if (show_guides)
guides_item->label("Hide Guides");
else
guides_item->label("Show Guides");
if (guides_button)
guides_button->value(show_guides);
for (Fl_Type *o=Fl_Type::first; o; o=o->next) {
if (o->is_a(ID_Window)) {
Fl_Widget_Type* w = (Fl_Widget_Type*)o;
((Overlay_Window*)(w->o))->redraw_overlay();
}
}
}
/**
\brief User changes settings to show positioning guides in layout editor overlay.
This is called from the check button in the Settings dialog.
*/
void toggle_guides_cb(Fl_Check_Button *o, void *v) {
toggle_guides(NULL, NULL);
}
/**
\brief User changes settings to show overlapping and out of bounds widgets.
This is called from the main menu and from the check button in the Settings
dialog.
*/
void toggle_restricted(Fl_Widget *,void *) {
show_restricted = !show_restricted;
fluid_prefs.set("show_restricted", show_restricted);
if (show_restricted)
restricted_item->label("Hide Restricted");
else
restricted_item->label("Show Restricted");
if (restricted_button)
restricted_button->value(show_restricted);
for (Fl_Type *o=Fl_Type::first; o; o=o->next) {
if (o->is_a(ID_Window)) {
Fl_Widget_Type* w = (Fl_Widget_Type*)o;
((Overlay_Window*)(w->o))->redraw_overlay();
}
}
}
/**
\brief User changes settings to show low contrast groups with a ghosted outline.
*/
void toggle_ghosted_outline_cb(Fl_Check_Button *,void *) {
show_ghosted_outline = !show_ghosted_outline;
fluid_prefs.set("show_ghosted_outline", show_ghosted_outline);
for (Fl_Type *o=Fl_Type::first; o; o=o->next) {
if (o->is_a(ID_Window)) {
Fl_Widget_Type* w = (Fl_Widget_Type*)o;
((Overlay_Window*)(w->o))->redraw();
}
}
}
/**
\brief User changes settings to show overlapping and out of bounds widgets.
This is called from the check button in the Settings dialog.
*/
void toggle_restricted_cb(Fl_Check_Button *o, void *v) {
toggle_restricted(NULL, NULL);
}
extern void select(Fl_Type *,int);
extern void select_only(Fl_Type *);
extern void deselect();
extern Fl_Type* in_this_only;
extern void fix_group_size(Fl_Type *t);
extern Fl_Menu_Item Main_Menu[];
extern Fl_Menu_Item New_Menu[];
/**
Move the selected children according to current dx, dy, drag state.
This is somewhat of a do-all function that received many additions when new
widget types were added. In the default case, moving a group will simply move
all descendants with it. When resizing, children are resized to fit within
the group.
This is not ideal for widgets that are moved or resized within a group that
manages the layout of its children. We must create a more universal way to
modify move events per widget type.
\param[in] key if key is not 0, it contains the code of the keypress that
caused this call. This must only be set when handle FL_KEYBOARD events.
*/
void Fl_Window_Type::moveallchildren(int key)
{
bool update_widget_panel = false;
undo_checkpoint();
Fl_Type *i;
for (i=next; i && i->level>level;) {
if (i->selected && i->is_true_widget()) {
Fl_Widget_Type* myo = (Fl_Widget_Type*)i;
int x,y,r,t,ow=myo->o->w(),oh=myo->o->h();
newposition(myo,x,y,r,t);
if (myo->is_a(ID_Flex) || myo->is_a(ID_Grid)) {
// Flex and Grid need to be able to layout their children.
allow_layout++;
myo->o->resize(x,y,r-x,t-y);
allow_layout--;
} else {
// Other groups are resized without affecting their children, however
// they move their children if the entire widget is moved.
myo->o->resize(x,y,r-x,t-y);
}
if (Fl_Flex_Type::parent_is_flex(myo)) {
// If the border of a Flex child is move, give that child a fixed size
// so that the user request is reflected.
Fl_Flex_Type* ft = (Fl_Flex_Type*)myo->parent;
Fl_Flex* f = (Fl_Flex*)ft->o;
if (key) {
ft->keyboard_move_child(myo, key);
} else if (drag & FD_DRAG) {
ft->insert_child_at(myo->o, Fl::event_x(), Fl::event_y());
} else {
if (f->horizontal()) {
if (myo->o->w()!=ow) {
f->fixed(myo->o, myo->o->w());
f->layout();
}
} else {
if (myo->o->h()!=oh) {
f->fixed(myo->o, myo->o->h());
f->layout();
}
}
}
// relayout the Flex parent
allow_layout++;
f->layout();
allow_layout--;
} else if (myo->parent && myo->parent->is_a(ID_Grid)) {
Fl_Grid_Type* gt = (Fl_Grid_Type*)myo->parent;
Fl_Grid* g = (Fl_Grid*)gt->o;
if (key) {
gt->keyboard_move_child(myo, key);
} else {
if (drag & FD_DRAG) {
gt->insert_child_at(myo->o, Fl::event_x(), Fl::event_y());
} else {
gt->child_resized(myo);
}
}
allow_layout++;
g->layout();
allow_layout--;
update_widget_panel = true;
} else if (myo->parent && myo->parent->is_a(ID_Group)) {
Fl_Group_Type* gt = (Fl_Group_Type*)myo->parent;
((Fl_Group*)gt->o)->init_sizes();
}
// move all the children, whether selected or not:
Fl_Type* p;
for (p = myo->next; p && p->level>myo->level; p = p->next)
if (p->is_true_widget() && !myo->is_a(ID_Flex) && !myo->is_a(ID_Grid)) {
Fl_Widget_Type* myo2 = (Fl_Widget_Type*)p;
int X,Y,R,T;
newposition(myo2,X,Y,R,T);
myo2->o->resize(X,Y,R-X,T-Y);
}
i = p;
} else {
i = i->next;
}
}
for (i=next; i && i->level>level; i=i->next)
fix_group_size(i);
o->redraw();
recalc = 1;
((Overlay_Window *)(this->o))->redraw_overlay();
set_modflag(1);
dx = dy = 0;
update_xywh();
if (update_widget_panel && the_panel && the_panel->visible()) {
propagate_load(the_panel, LOAD);
}
}
int Fl_Window_Type::popupx = 0x7FFFFFFF; // mark as invalid (MAXINT)
int Fl_Window_Type::popupy = 0x7FFFFFFF;
int Fl_Window_Type::handle(int event) {
static Fl_Type* selection = NULL;
switch (event) {
case FL_DND_ENTER:
// printf("DND enter\n");
case FL_DND_DRAG:
// printf("DND drag\n");
{
// find the innermost item clicked on:
selection = this;
for (Fl_Type* i=next; i && i->level>level; i=i->next)
if (i->is_a(ID_Group)) {
Fl_Widget_Type* myo = (Fl_Widget_Type*)i;
if (Fl::event_inside(myo->o) && myo->o->visible_r()) {
selection = myo;
if (Fl::event_clicks()==1)
reveal_in_browser(myo);
}
}
if (selection && !selection->selected) {
select_only(selection);
((Overlay_Window *)o)->redraw_overlay();
}
}
Fl::belowmouse(o);
return 1;
case FL_DND_RELEASE:
// printf("DND release\n");
Fl::belowmouse(o);
return 1;
case FL_PASTE:
// printf("DND paste\n");
{ Fl_Type *prototype = typename_to_prototype(Fl::event_text());
if (prototype==NULL) {
// it's not a FLUID type, so it could be the filename of an image
const char *cfn = Fl::event_text();
// printf("DND is filename %s?\n", cfn);
if ((cfn == NULL) || (*cfn == 0)) return 0;
if (strlen(cfn) >= FL_PATH_MAX) return 0;
char fn[FL_PATH_MAX+1];
// some platform prepend "file://" or "computer://" or similar text
const char *sep = strstr(cfn, "://");
if (sep)
strcpy(fn, sep+3);
else
strcpy(fn, cfn);
// remove possibly trailing \r\n
int n = (int)strlen(fn)-1;
if (fn[n] == '\n') fn[n--] = 0;
if (fn[n] == '\r') fn[n--] = 0;
// on X11 and Wayland (?), filenames need to be decoded
#if (defined(FLTK_USE_X11) || defined(FLTK_USE_WAYLAND))
fl_decode_uri(fn);
#endif
// does a file by that name actually exist?
if (fl_access(fn, 4)==-1) return 0;
// but is this an image file?
Fl_Image *img = Fl_Shared_Image::get(fn);
if (!img || (img->ld() < 0)) return 0;
// ok, so it is an image - now add it as image() or deimage() to the widget
// printf("DND check for target %s\n", fn);
Fl_Widget_Type *tgt = NULL;
for (Fl_Type* i=next; i && i->level>level; i=i->next) {
if (i->is_widget()) {
Fl_Widget_Type* myo = (Fl_Widget_Type*)i;
if (Fl::event_inside(myo->o) && myo->o->visible_r())
tgt = myo;
}
}
if (tgt) {
char rel[FL_PATH_MAX+1];
enter_project_dir();
fl_filename_relative(rel, FL_PATH_MAX, fn);
leave_project_dir();
// printf("DND image = %s\n", fn);
if (Fl::get_key(FL_Alt_L) || Fl::get_key(FL_Alt_R)) {
//if (Fl::event_alt()) { // TODO: X11/Wayland does not set the e_state on DND events
tgt->inactive_name(rel);
tgt->compress_deimage_ = 1;
tgt->bind_deimage_ = 0;
} else {
tgt->image_name(rel);
tgt->compress_image_ = 1;
tgt->bind_image_ = 0;
}
select_only(tgt);
tgt->open();
}
return 1;
}
in_this_only = this;
popupx = Fl::event_x();
popupy = Fl::event_y();
// If the selected widget at dnd start and the drop target are the same,
// or in the same group, add after selection. Otherwise, just add
// at the end of the selected group.
if ( Fl_Type::current_dnd->group()
&& selection && selection->group()
&& Fl_Type::current_dnd->group()==selection->group())
{
Fl_Type *cc = Fl_Type::current;
Fl_Type::current = Fl_Type::current_dnd;
add_new_widget_from_user(prototype, kAddAsLastChild);
Fl_Type::current = cc;
} else {
add_new_widget_from_user(prototype, kAddAsLastChild);
}
popupx = 0x7FFFFFFF;
popupy = 0x7FFFFFFF; // mark as invalid (MAXINT)
in_this_only = NULL;
widget_browser->display(Fl_Type::current);
widget_browser->rebuild();
return 1;
}
case FL_PUSH:
x1 = mx = Fl::event_x();
y1 = my = Fl::event_y();
drag = dx = dy = 0;
// test for popup menu:
if (Fl::event_button() >= 3) {
in_this_only = this; // modifies how some menu items work.
static const Fl_Menu_Item* myprev;
popupx = mx; popupy = my;
const Fl_Menu_Item* m = New_Menu->popup(mx,my,"New",myprev);
if (m && m->callback()) {myprev = m; m->do_callback(this->o);}
popupx = 0x7FFFFFFF; popupy = 0x7FFFFFFF; // mark as invalid (MAXINT)
in_this_only = 0;
return 1;
}
// find the innermost item clicked on:
selection = this;
{for (Fl_Type* i=next; i && i->level>level; i=i->next)
if (i->is_true_widget()) {
Fl_Widget_Type* myo = (Fl_Widget_Type*)i;
for (Fl_Widget *o1 = myo->o; o1; o1 = o1->parent())
if (!o1->visible()) goto CONTINUE2;
if (Fl::event_inside(myo->o)) {
selection = myo;
if (Fl::event_clicks()==1)
reveal_in_browser(myo);
}
CONTINUE2:;
}}
// see if user grabs edges of selected region:
if (numselected && !(Fl::event_state(FL_SHIFT)) &&
mx<=br+2 && mx>=bx-2 && my<=bt+2 && my>=by-2) {
if (mx >= br-5) drag |= FD_RIGHT;
else if (mx <= bx+5) drag |= FD_LEFT;
if (my >= bt-5) drag |= FD_BOTTOM;
else if (my <= by+5) drag |= FD_TOP;
if (!drag) drag = FD_DRAG;
}
// do object-specific selection of other objects:
{Fl_Type* t = selection->click_test(mx, my);
if (t) {
//if (t == selection) return 1; // indicates mouse eaten w/o change
if (Fl::event_state(FL_SHIFT)) {
Fl::event_is_click(0);
select(t, !t->selected);
} else {
deselect();
select(t, 1);
if (t->is_a(ID_Menu_Item)) t->open();
}
selection = t;
drag = 0;
} else {
if (!drag) drag = FD_BOX; // if all else fails, start a new selection region
}}
return 1;
case FL_DRAG:
if (!drag) return 0;
mx = Fl::event_x();
my = Fl::event_y();
newdx();
return 1;
case FL_RELEASE:
if (!drag) return 0;
mx = Fl::event_x();
my = Fl::event_y();
if (drag != FD_BOX && (dx || dy || !Fl::event_is_click())) {
if (dx || dy) moveallchildren();
} else if ((Fl::event_clicks() || Fl::event_state(FL_CTRL))) {
Fl_Widget_Type::open();
} else {
if (mx<x1) {int t = x1; x1 = mx; mx = t;}
if (my<y1) {int t = y1; y1 = my; my = t;}
int n = 0;
int toggle = Fl::event_state(FL_SHIFT);
// clear selection on everything:
if (!toggle) deselect(); else Fl::event_is_click(0);
// select everything in box:
for (Fl_Type*i=next; i&&i->level>level; i=i->next)
if (i->is_true_widget()) {
Fl_Widget_Type* myo = (Fl_Widget_Type*)i;
for (Fl_Widget *o1 = myo->o; o1; o1 = o1->parent())
if (!o1->visible()) goto CONTINUE;
if (Fl::event_inside(myo->o)) selection = myo;
if (myo && myo->o && myo->o->x()>=x1 && myo->o->y()>y1 &&
myo->o->x()+myo->o->w()<mx && myo->o->y()+myo->o->h()<my) {
n++;
select(myo, toggle ? !myo->selected : 1);
}
CONTINUE:;
}
// if nothing in box, select what was clicked on:
if (selection && !n) {
select(selection, toggle ? !selection->selected : 1);
}
}
drag = 0;
((Overlay_Window *)o)->redraw_overlay();
return 1;
case FL_KEYBOARD: {
int backtab = 0;
switch (Fl::event_key()) {
case FL_Escape:
((Fl_Window*)o)->hide();
return 1;
case FL_Tab: {
if (Fl::event_state(FL_SHIFT)) backtab = 1;
// find current child:
Fl_Type *i = Fl_Type::current;
while (i && !i->is_true_widget()) i = i->parent;
if (!i) return 0;
Fl_Type *p = i->parent;
while (p && p != this) p = p->parent;
if (!p || !p->is_widget()) {
i = next; if (!i || i->level <= level) return 0;
}
p = i;
for (;;) {
i = backtab ? i->prev : i->next;
if (!i || i->level <= level) {i = p; break;}
if (i->is_true_widget()) break;
}
deselect(); select(i,1);
return 1;}
case FL_Left: dx = -1; dy = 0; goto ARROW;
case FL_Right: dx = +1; dy = 0; goto ARROW;
case FL_Up: dx = 0; dy = -1; goto ARROW;
case FL_Down: dx = 0; dy = +1; goto ARROW;
ARROW:
drag = (Fl::event_state(FL_SHIFT)) ? (FD_RIGHT|FD_BOTTOM) : FD_DRAG;
if (Fl::event_state(FL_COMMAND)) {
int x_step, y_step;
if (drag & (FD_RIGHT|FD_BOTTOM))
Fd_Snap_Action::get_resize_stepsize(x_step, y_step);
else
Fd_Snap_Action::get_move_stepsize(x_step, y_step);
dx *= x_step;
dy *= y_step;
}
moveallchildren(Fl::event_key());
drag = 0;
return 1;
case 'o':
toggle_overlays(0, 0);
break;
default:
return 0;
}}
case FL_SHORTCUT: {
in_this_only = this; // modifies how some menu items work.
const Fl_Menu_Item* m = Main_Menu->test_shortcut();
if (m && m->callback()) m->do_callback(this->o);
in_this_only = 0;
return (m != 0);}
default:
return 0;
}
}
////////////////////////////////////////////////////////////////
/**
Write the C++ code that comes before the children of the window are written.
\param f the source code output stream
*/
void Fl_Window_Type::write_code1(Fd_Code_Writer& f) {
Fl_Widget_Type::write_code1(f);
}
/**
Write the C++ code that comes after the children of the window are written.
\param f the source code output stream
*/
void Fl_Window_Type::write_code2(Fd_Code_Writer& f) {
const char *var = is_class() ? "this" : name() ? name() : "o";
// make the window modal or non-modal
if (modal) {
f.write_c("%s%s->set_modal();\n", f.indent(), var);
} else if (non_modal) {
f.write_c("%s%s->set_non_modal();\n", f.indent(), var);
}
// clear the window border
if (!((Fl_Window*)o)->border()) {
f.write_c("%s%s->clear_border();\n", f.indent(), var);
}
// set the xclass of the window
if (xclass) {
f.write_c("%s%s->xclass(", f.indent(), var);
f.write_cstring(xclass);
f.write_c(");\n");
}
// make the window resizable
if (((Fl_Window*)o)->resizable() == o)
f.write_c("%s%s->resizable(%s);\n", f.indent(), var, var);
// set the size range last
if (sr_max_w || sr_max_h) {
f.write_c("%s%s->size_range(%d, %d, %d, %d);\n", f.indent(), var,
sr_min_w, sr_min_h, sr_max_w, sr_max_h);
} else if (sr_min_w || sr_min_h) {
f.write_c("%s%s->size_range(%d, %d);\n", f.indent(), var, sr_min_w, sr_min_h);
}
// insert extra code from user, may call `show()`
write_extra_code(f);
// stop adding widgets to this window
f.write_c("%s%s->end();\n", f.indent(), var);
write_block_close(f);
}
void Fl_Window_Type::write_properties(Fd_Project_Writer &f) {
Fl_Widget_Type::write_properties(f);
if (modal) f.write_string("modal");
else if (non_modal) f.write_string("non_modal");
if (!((Fl_Window*)o)->border()) f.write_string("noborder");
if (xclass) {f.write_string("xclass"); f.write_word(xclass);}
if (sr_min_w || sr_min_h || sr_max_w || sr_max_h)
f.write_string("size_range {%d %d %d %d}", sr_min_w, sr_min_h, sr_max_w, sr_max_h);
if (o->visible() || override_visible_) f.write_string("visible");
}
void Fl_Window_Type::read_property(Fd_Project_Reader &f, const char *c) {
if (!strcmp(c,"modal")) {
modal = 1;
} else if (!strcmp(c,"non_modal")) {
non_modal = 1;
} else if (!strcmp(c, "visible")) {
if (batch_mode) // don't actually open any windows in batch mode
override_visible_ = 1;
else // in interactive mode, we simply show the window
open_();
} else if (!strcmp(c,"noborder")) {
((Fl_Window*)o)->border(0);
} else if (!strcmp(c,"xclass")) {
storestring(f.read_word(),xclass);
((Fl_Window*)o)->xclass(xclass);
} else if (!strcmp(c,"size_range")) {
int mw, mh, MW, MH;
if (sscanf(f.read_word(),"%d %d %d %d",&mw,&mh,&MW,&MH) == 4) {
sr_min_w = mw; sr_min_h = mh; sr_max_w = MW; sr_max_h = MH;
}
} else if (!strcmp(c,"xywh")) {
Fl_Widget_Type::read_property(f, c);
pasteoffset = 0; // make it not apply to contents
} else {
Fl_Widget_Type::read_property(f, c);
}
}
int Fl_Window_Type::read_fdesign(const char* propname, const char* value) {
int x;
o->box(FL_NO_BOX); // because fdesign always puts an Fl_Box next
if (!strcmp(propname,"Width")) {
if (sscanf(value,"%d",&x) == 1) o->size(x,o->h());
} else if (!strcmp(propname,"Height")) {
if (sscanf(value,"%d",&x) == 1) o->size(o->w(),x);
} else if (!strcmp(propname,"NumberofWidgets")) {
return 1; // we can figure out count from file
} else if (!strcmp(propname,"border")) {
if (sscanf(value,"%d",&x) == 1) ((Fl_Window*)o)->border(x);
} else if (!strcmp(propname,"title")) {
label(value);
} else {
return Fl_Widget_Type::read_fdesign(propname,value);
}
return 1;
}
///////////////////////////////////////////////////////////////////////
Fl_Widget_Class_Type Fl_Widget_Class_type;
Fl_Widget_Class_Type *current_widget_class = 0;
/**
Create and add a new Widget Class node.
\param[in] strategy add after current or as last child
\return new node
*/
Fl_Type *Fl_Widget_Class_Type::make(Strategy strategy) {
Fl_Type *anchor = Fl_Type::current, *p = anchor;
if (p && (strategy == kAddAfterCurrent)) p = p->parent;
while (p && (!p->is_decl_block() || (p->is_widget() && p->is_class()))) {
anchor = p;
strategy = kAddAfterCurrent;
p = p->parent;
}
Fl_Widget_Class_Type *myo = new Fl_Widget_Class_Type();
myo->name("UserInterface");
if (!this->o) {// template widget
this->o = new Fl_Window(100,100);
Fl_Group::current(0);
}
myo->factory = this;
myo->drag = 0;
myo->numselected = 0;
Overlay_Window *w = new Overlay_Window(100, 100);
w->size_range(10, 10);
w->window = myo;
myo->o = w;
myo->add(anchor, strategy);
myo->modal = 0;
myo->non_modal = 0;
myo->wc_relative = 0;
return myo;
}
void Fl_Widget_Class_Type::write_properties(Fd_Project_Writer &f) {
Fl_Window_Type::write_properties(f);
if (wc_relative==1)
f.write_string("position_relative");
else if (wc_relative==2)
f.write_string("position_relative_rescale");
}
void Fl_Widget_Class_Type::read_property(Fd_Project_Reader &f, const char *c) {
if (!strcmp(c,"position_relative")) {
wc_relative = 1;
} else if (!strcmp(c,"position_relative_rescale")) {
wc_relative = 2;
} else {
Fl_Window_Type::read_property(f, c);
}
}
// Convert A::B::C::D to D (i.e. keep only innermost name)
// This is useful for classes that contain a namespace component
static const char *trimclassname(const char *n) {
if (!n)
return NULL;
const char *nn;
while((nn = strstr(n, "::"))) {
n = nn + 2;
}
return(n);
}
void Fl_Widget_Class_Type::write_code1(Fd_Code_Writer& f) {
#if 0
Fl_Widget_Type::write_code1(Fd_Code_Writer& f);
#endif // 0
current_widget_class = this;
write_public_state = 1;
const char *c = subclass();
if (!c) c = "Fl_Group";
f.write_c("\n");
write_comment_h(f);
f.write_h("\nclass %s : public %s {\n", name(), c);
if (strstr(c, "Window")) {
f.write_h("%svoid _%s();\n", f.indent(1), trimclassname(name()));
f.write_h("public:\n");
f.write_h("%s%s(int X, int Y, int W, int H, const char *L = 0);\n", f.indent(1), trimclassname(name()));
f.write_h("%s%s(int W, int H, const char *L = 0);\n", f.indent(1), trimclassname(name()));
f.write_h("%s%s();\n", f.indent(1), trimclassname(name()));
// a constructor with all four dimensions plus label
f.write_c("%s::%s(int X, int Y, int W, int H, const char *L) :\n", name(), trimclassname(name()));
f.write_c("%s%s(X, Y, W, H, L)\n{\n", f.indent(1), c);
f.write_c("%s_%s();\n", f.indent(1), trimclassname(name()));
f.write_c("}\n\n");
// a constructor with just the size and label. The window manager will position the window
f.write_c("%s::%s(int W, int H, const char *L) :\n", name(), trimclassname(name()));
f.write_c("%s%s(0, 0, W, H, L)\n{\n", f.indent(1), c);
f.write_c("%sclear_flag(16);\n", f.indent(1));
f.write_c("%s_%s();\n", f.indent(1), trimclassname(name()));
f.write_c("}\n\n");
// a constructor that takes size and label from the Fluid database
f.write_c("%s::%s() :\n", name(), trimclassname(name()));
f.write_c("%s%s(0, 0, %d, %d, ", f.indent(1), c, o->w(), o->h());
const char *cstr = label();
if (cstr) f.write_cstring(cstr);
else f.write_c("0");
f.write_c(")\n{\n");
f.write_c("%sclear_flag(16);\n", f.indent(1));
f.write_c("%s_%s();\n", f.indent(1), trimclassname(name()));
f.write_c("}\n\n");
f.write_c("void %s::_%s() {\n", name(), trimclassname(name()));
// f.write_c("%s%s *w = this;\n", f.indent(1), name());
} else {
f.write_h("public:\n");
f.write_h("%s%s(int X, int Y, int W, int H, const char *L = 0);\n",
f.indent(1), trimclassname(name()));
f.write_c("%s::%s(int X, int Y, int W, int H, const char *L) :\n", name(), trimclassname(name()));
if (wc_relative==1)
f.write_c("%s%s(0, 0, W, H, L)\n{\n", f.indent(1), c);
else if (wc_relative==2)
f.write_c("%s%s(0, 0, %d, %d, L)\n{\n", f.indent(1), c, o->w(), o->h());
else
f.write_c("%s%s(X, Y, W, H, L)\n{\n", f.indent(1), c);
}
// f.write_c("%s%s *o = this;\n", f.indent(1), name());
f.indentation++;
write_widget_code(f);
}
/**
Write the C++ code that comes after the children of the window are written.
\param f the source code output stream
*/
void Fl_Widget_Class_Type::write_code2(Fd_Code_Writer& f) {
// make the window modal or non-modal
if (modal) {
f.write_c("%sset_modal();\n", f.indent());
} else if (non_modal) {
f.write_c("%sset_non_modal();\n", f.indent());
}
// clear the window border
if (!((Fl_Window*)o)->border()) f.write_c("%sclear_border();\n", f.indent());
// set the xclass of the window
if (xclass) {
f.write_c("%sxclass(", f.indent());
f.write_cstring(xclass);
f.write_c(");\n");
}
// make the window resizable
if (((Fl_Window*)o)->resizable() == o)
f.write_c("%sresizable(this);\n", f.indent());
// insert extra code from user
write_extra_code(f);
// stop adding widgets to this window
f.write_c("%send();\n", f.indent());
// reposition or resize the Widget Class to fit into the target
if (wc_relative==1)
f.write_c("%sposition(X, Y);\n", f.indent());
else if (wc_relative==2)
f.write_c("%sresize(X, Y, W, H);\n", f.indent());
f.indentation--;
f.write_c("}\n");
}
////////////////////////////////////////////////////////////////
// live mode support
Fl_Widget *Fl_Window_Type::enter_live_mode(int) {
Fl_Window *win = new Fl_Window(10, 10, o->w(), o->h());
return propagate_live_mode(win);
}
void Fl_Window_Type::leave_live_mode() {
}
/**
copy all properties from the edit widget to the live widget
*/
void Fl_Window_Type::copy_properties() {
Fl_Window *self = static_cast<Fl_Window*>(o);
Fl_Window *live = static_cast<Fl_Window*>(live_widget);
if (self->resizable() == self)
live->resizable(live);
Fl_Widget_Type::copy_properties();
}
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