fl_widget_type.cxx

来自「SRI international 发布的OAA框架软件」· CXX 代码 · 共 1,977 行 · 第 1/5 页

  // directory they chose is preserved, we change to a normal text label.
  for (Fl_Type *o = Fl_Type::first; o; o = o->next)
    if (o->selected && o->is_widget()) {
    Fl_Widget_Type* p = (Fl_Widget_Type*)o;
    dont_touch_image = 1;
    p->setimage(i);
    p->label(ui_find_image_name);
    dont_touch_image = 0;
  }
  label_cb(label_input,LOAD);
  a->when(FL_WHEN_RELEASE|FL_WHEN_NOT_CHANGED);
}
#endif /* 0 */

Fl_Menu_Item labeltypemenu[] = {
  {"NORMAL_LABEL",0,0,(void*)0},
  {"SHADOW_LABEL",0,0,(void*)FL_SHADOW_LABEL},
  {"ENGRAVED_LABEL",0,0,(void*)FL_ENGRAVED_LABEL},
  {"EMBOSSED_LABEL",0,0,(void*)FL_EMBOSSED_LABEL},
  {"NO_LABEL",0,0,(void*)(FL_NO_LABEL)},
{0}};

void labeltype_cb(Fl_Choice* i, void *v) {
  if (v == LOAD) {
    int n;
    n = current_widget->o->labeltype();
    i->when(FL_WHEN_RELEASE);
    for (int j = 0; j < int(sizeof(labeltypemenu)/sizeof(*labeltypemenu)); j++)
      if (labeltypemenu[j].argument() == n) {i->value(j); break;}
  } else {
    int m = i->value();
    int n = int(labeltypemenu[m].argument());
    if (n<0) return; // should not happen
    for (Fl_Type *o = Fl_Type::first; o; o = o->next)
      if (o->selected && o->is_widget()) {
      Fl_Widget_Type* p = (Fl_Widget_Type*)o;
      p->o->labeltype((Fl_Labeltype)n);
      p->redraw();
    }
  }
}

////////////////////////////////////////////////////////////////

void color_cb(Fl_Button* i, void *v) {
  Fl_Color c = current_widget->o->color();
  if (v == LOAD) {
    if (current_widget->is_menu_item()) {i->deactivate(); return;} else i->activate();
  } else {
    Fl_Color d = fl_show_colormap(c);
    if (d == c) return;
    c = d;
    for (Fl_Type *o = Fl_Type::first; o; o = o->next)
      if (o->selected && o->is_widget()) {
	Fl_Widget_Type* q = (Fl_Widget_Type*)o;
	q->o->color(c); q->o->redraw();
    }
  }
  i->color(c); i->labelcolor(fl_contrast(FL_BLACK,c)); i->redraw();
}

void color2_cb(Fl_Button* i, void *v) {
  Fl_Color c = current_widget->o->selection_color();
  if (v == LOAD) {
    if (current_widget->is_menu_item()) {i->deactivate(); return;} else i->activate();
  } else {
    Fl_Color d = fl_show_colormap(c);
    if (d == c) return;
    c = d;
    for (Fl_Type *o = Fl_Type::first; o; o = o->next)
      if (o->selected && o->is_widget()) {
	Fl_Widget_Type* q = (Fl_Widget_Type*)o;
	q->o->selection_color(c); q->o->redraw();
    }
  }
  i->color(c); i->labelcolor(fl_contrast(FL_BLACK,c)); i->redraw();
}

void labelcolor_cb(Fl_Button* i, void *v) {
  Fl_Color c = current_widget->o->labelcolor();
  if (v != LOAD) {
    Fl_Color d = fl_show_colormap(c);
    if (d == c) return;
    c = d;
    for (Fl_Type *o = Fl_Type::first; o; o = o->next)
      if (o->selected && o->is_widget()) {
	Fl_Widget_Type* q = (Fl_Widget_Type*)o;
	q->o->labelcolor(c); q->redraw();
    }
  }
  i->color(c); i->labelcolor(fl_contrast(FL_BLACK,c)); i->redraw();
}

static Fl_Button* relative(Fl_Widget* o, int i) {
  Fl_Group* g = (Fl_Group*)(o->parent());
  return (Fl_Button*)(g->child(g->find(*o)+i));
}

static Fl_Menu_Item alignmenu[] = {
  {"FL_ALIGN_CENTER",0,0,(void*)(FL_ALIGN_CENTER)},
  {"FL_ALIGN_TOP",0,0,(void*)(FL_ALIGN_TOP)},
  {"FL_ALIGN_BOTTOM",0,0,(void*)(FL_ALIGN_BOTTOM)},
  {"FL_ALIGN_LEFT",0,0,(void*)(FL_ALIGN_LEFT)},
  {"FL_ALIGN_RIGHT",0,0,(void*)(FL_ALIGN_RIGHT)},
  {"FL_ALIGN_INSIDE",0,0,(void*)(FL_ALIGN_INSIDE)},
  {"FL_ALIGN_CLIP",0,0,(void*)(FL_ALIGN_CLIP)},
  {"FL_ALIGN_WRAP",0,0,(void*)(FL_ALIGN_WRAP)},
  {"FL_ALIGN_TEXT_OVER_IMAGE",0,0,(void*)(FL_ALIGN_TEXT_OVER_IMAGE)},
  {"FL_ALIGN_TOP_LEFT",0,0,(void*)(FL_ALIGN_TOP_LEFT)},
  {"FL_ALIGN_TOP_RIGHT",0,0,(void*)(FL_ALIGN_TOP_RIGHT)},
  {"FL_ALIGN_BOTTOM_LEFT",0,0,(void*)(FL_ALIGN_BOTTOM_LEFT)},
  {"FL_ALIGN_BOTTOM_RIGHT",0,0,(void*)(FL_ALIGN_BOTTOM_RIGHT)},
  {"FL_ALIGN_LEFT_TOP",0,0,(void*)(FL_ALIGN_LEFT_TOP)},
  {"FL_ALIGN_RIGHT_TOP",0,0,(void*)(FL_ALIGN_RIGHT_TOP)},
  {"FL_ALIGN_LEFT_BOTTOM",0,0,(void*)(FL_ALIGN_LEFT_BOTTOM)},
  {"FL_ALIGN_RIGHT_BOTTOM",0,0,(void*)(FL_ALIGN_RIGHT_BOTTOM)},
{0}};

void align_cb(Fl_Button* i, void *v) {
  int b = int(long(i->user_data()));
  if (v == LOAD) {
    if (current_widget->is_menu_item()) {i->deactivate(); return;} else i->activate();
    i->value(current_widget->o->align() & b);
  } else {
    for (Fl_Type *o = Fl_Type::first; o; o = o->next)
      if (o->selected && o->is_widget()) {
	Fl_Widget_Type* q = (Fl_Widget_Type*)o;
      int x = q->o->align();
      int y;
      if (i->value()) {
	y = x | b;
	if (b == FL_ALIGN_LEFT || b == FL_ALIGN_TOP) {
	  Fl_Button *b1 = relative(i,+1);
	  b1->clear();
	  y = y & ~(b1->argument());
	}
	if (b == FL_ALIGN_RIGHT || b == FL_ALIGN_BOTTOM) {
	  Fl_Button *b1 = relative(i,-1);
	  b1->clear();
	  y = y & ~(b1->argument());
	}
      } else {
	y = x & ~b;
      }
      if (x != y) {q->o->align(y); q->redraw();}
    }
  }
}

////////////////////////////////////////////////////////////////

void callback_cb(Fl_Text_Editor* i, void *v) {
  if (v == LOAD) {
    const char *cbtext = current_widget->callback();
    i->buffer()->text( cbtext ? cbtext : "" );
  } else {
    char *c = i->buffer()->text();
    const char *d = c_check(c);
    if (d) {fl_message("Error in callback: %s",d); haderror = 1; return;}
    for (Fl_Type *o = Fl_Type::first; o; o = o->next) if (o->selected) {
      o->callback(c);
    }
    free(c);
  }
}

void user_data_cb(Fl_Input *i, void *v) {
  if (v == LOAD) {
    i->static_value(current_widget->user_data());
  } else {
    const char *c = i->value();
    const char *d = c_check(c);
    if (d) {fl_message("Error in user_data: %s",d); haderror = 1; return;}
    for (Fl_Type *o = Fl_Type::first; o; o = o->next) if (o->selected) {
      o->user_data(c);
    }
  }
}

void user_data_type_cb(Fl_Input *i, void *v) {
  static const char *dflt = "void*";
  if (v == LOAD) {
    const char *c = current_widget->user_data_type();
    if (!c) c = dflt;
    i->static_value(c);
  } else {
    const char *c = i->value();
    const char *d = c_check(c);
    if (!*c) i->value(dflt);
    else if (!strcmp(c,dflt)) c = 0;
    if (!d) {
      if (c && *c && c[strlen(c)-1] != '*' && strcmp(c,"long"))
	d = "must be pointer or long";
    }
    if (d) {fl_message("Error in type: %s",d); haderror = 1; return;}
    for (Fl_Type *o = Fl_Type::first; o; o = o->next) if (o->selected) {
      o->user_data_type(c);
    }
  }
}

// "v_attributes" let user type in random code for attribute settings:

void v_input_cb(Fl_Input* i, void* v) {
  int n = int(long(i->user_data()));
  if (v == LOAD) {
    i->static_value(current_widget->extra_code(n));
  } else {
    const char *c = i->value();
    const char *d = c_check(c&&c[0]=='#' ? c+1 : c);
    if (d) {fl_message("Error in %s: %s",i->label(),d); haderror = 1; return;}
    for (Fl_Type *o = Fl_Type::first; o; o = o->next)
      if (o->selected && o->is_widget()) {
	Fl_Widget_Type *t = (Fl_Widget_Type*)o;
	t->extra_code(n,c);
      }
  }
}

void subclass_cb(Fl_Input* i, void* v) {
  if (v == LOAD) {
    if (current_widget->is_menu_item()) {i->deactivate(); return;} else i->activate();
    i->static_value(current_widget->subclass());
  } else {
    const char *c = i->value();
    for (Fl_Type *o = Fl_Type::first; o; o = o->next)
      if (o->selected && o->is_widget()) {
	Fl_Widget_Type *t = (Fl_Widget_Type*)o;
	t->subclass(c);
      }
  }
}

////////////////////////////////////////////////////////////////

// textstuff: set textfont, textsize, textcolor attributes:

// default widget returns 0 to indicate not-implemented:
int Fl_Widget_Type::textstuff(int, Fl_Font&, int&, Fl_Color&) {return 0;}

void textfont_cb(Fl_Choice* i, void* v) {
  Fl_Font n; int s; Fl_Color c;
  if (v == LOAD) {
    if (!current_widget->textstuff(0,n,s,c)) {i->deactivate(); return;}
    i->activate();
    if (n > 15) n = FL_HELVETICA;
    i->value(n);
  } else {
    n = (Fl_Font)i->value();
    for (Fl_Type *o = Fl_Type::first; o; o = o->next)
      if (o->selected && o->is_widget()) {
	Fl_Widget_Type* q = (Fl_Widget_Type*)o;
	q->textstuff(1,n,s,c);
	q->o->redraw();
      }
  }
}

void textsize_cb(Fl_Value_Input* i, void* v) {
  Fl_Font n; int s; Fl_Color c;
  if (v == LOAD) {
    if (!current_widget->textstuff(0,n,s,c)) {i->deactivate(); return;}
    i->activate();
  } else {
    s = int(i->value());
    if (s <= 0) s = FL_NORMAL_SIZE;
    for (Fl_Type *o = Fl_Type::first; o; o = o->next)
      if (o->selected && o->is_widget()) {
	Fl_Widget_Type* q = (Fl_Widget_Type*)o;
	q->textstuff(2,n,s,c);
	q->o->redraw();
      }
  }
  i->value(s);
}

void textcolor_cb(Fl_Button* i, void* v) {
  Fl_Font n; int s; Fl_Color c;
  if (v == LOAD) {
    if (!current_widget->textstuff(0,n,s,c)) {i->deactivate(); return;}
    i->activate();
  } else {
    c = i->color();
    Fl_Color d = fl_show_colormap(c);
    if (d == c) return;
    c = d;
    for (Fl_Type *o = Fl_Type::first; o; o = o->next)
      if (o->selected && o->is_widget()) {
	Fl_Widget_Type* q = (Fl_Widget_Type*)o;
	q->textstuff(3,n,s,c); q->o->redraw();
      }
  }
  i->color(c); i->labelcolor(fl_contrast(FL_BLACK,c)); i->redraw();
}

////////////////////////////////////////////////////////////////
// Kludges to the panel for subclasses:

void slider_size_cb(Fl_Value_Input* i, void* v) {
  if (v == LOAD) {
    if (current_widget->is_valuator()!=2) {i->deactivate(); return;}
    i->activate();
    i->value(((Fl_Slider*)(current_widget->o))->slider_size());
  } else {
    double n = i->value();
    for (Fl_Type *o = Fl_Type::first; o; o = o->next)
      if (o->selected && o->is_widget()) {
	Fl_Widget_Type* q = (Fl_Widget_Type*)o;
	if (q->is_valuator()==2) {
	  ((Fl_Slider*)(q->o))->slider_size(n);
	  q->o->redraw();
	}
      }
  }
}

void min_cb(Fl_Value_Input* i, void* v) {
  if (v == LOAD) {
    if (!current_widget->is_valuator()) {i->deactivate(); return;}
    i->activate();
    i->value(((Fl_Valuator*)(current_widget->o))->minimum());
  } else {
    double n = i->value();
    for (Fl_Type *o = Fl_Type::first; o; o = o->next)
      if (o->selected && o->is_widget()) {
	Fl_Widget_Type* q = (Fl_Widget_Type*)o;
	if (q->is_valuator()) {
	  ((Fl_Valuator*)(q->o))->minimum(n);
	  q->o->redraw();
	}
      }
  }
}

void max_cb(Fl_Value_Input* i, void* v) {
  if (v == LOAD) {
    if (!current_widget->is_valuator()) {i->deactivate(); return;}
    i->activate();
    i->value(((Fl_Valuator*)(current_widget->o))->maximum());
  } else {
    double n = i->value();
    for (Fl_Type *o = Fl_Type::first; o; o = o->next)
      if (o->selected && o->is_widget()) {
	Fl_Widget_Type* q = (Fl_Widget_Type*)o;
	if (q->is_valuator()) {
	  ((Fl_Valuator*)(q->o))->maximum(n);
	q->o->redraw();
	}
      }
  }
}

void step_cb(Fl_Value_Input* i, void* v) {
  if (v == LOAD) {
    if (!current_widget->is_valuator()) {i->deactivate(); return;}
    i->activate();
    i->value(((Fl_Valuator*)(current_widget->o))->step());
  } else {
    double n = i->value();
    for (Fl_Type *o = Fl_Type::first; o; o = o->next)
      if (o->selected && o->is_widget()) {
	Fl_Widget_Type* q = (Fl_Widget_Type*)o;
	if (q->is_valuator()) {
	  ((Fl_Valuator*)(q->o))->step(n);
	  q->o->redraw();
	}
      }
  }
}

void value_cb(Fl_Value_Input* i, void* v) {
  if (v == LOAD) {
    if (current_widget->is_valuator()) {
      i->activate();
      i->value(((Fl_Valuator*)(current_widget->o))->value());
    } else if (current_widget->is_button()) {
      i->activate();
      i->value(((Fl_Button*)(current_widget->o))->value());
    } else 
      i->deactivate();
  } else {
    double n = i->value();
    for (Fl_Type *o = Fl_Type::first; o; o = o->next)
      if (o->selected && o->is_widget()) {
	Fl_Widget_Type* q = (Fl_Widget_Type*)o;
	if (q->is_valuator()) {
	  ((Fl_Valuator*)(q->o))->value(n);
	} else if (q->is_button()) {
	  ((Fl_Button*)(q->o))->value(n != 0);
	  if (q->is_menu_item()) q->redraw();
	}
      }
  }
}

////////////////////////////////////////////////////////////////