/* * File: ui.cc * * Copyright (C) 2005-2007 Jorge Arellano Cid * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 3 of the License, or * (at your option) any later version. */ // UI for Dillo #include #include #include "keys.hh" #include "ui.hh" #include "msg.h" #include "timeout.hh" #include "utf8.hh" #include "tipwin.hh" #include #include #include #include // Include image data #include "pixmaps.h" #include "uicmd.hh" #include "history.h" #include "nav.h" struct iconset { Fl_Image *ImgMeterOK, *ImgMeterBug, *ImgHome, *ImgReload, *ImgSave, *ImgBook, *ImgTools, *ImgClear,*ImgSearch, *ImgHelp, *ImgLeft, *ImgLeftIn, *ImgRight, *ImgRightIn, *ImgStop, *ImgStopIn; }; static struct iconset standard_icons = { new Fl_Pixmap(mini_ok_xpm), new Fl_Pixmap(mini_bug_xpm), new Fl_Pixmap(home_xpm), new Fl_Pixmap(reload_xpm), new Fl_Pixmap(save_xpm), new Fl_Pixmap(bm_xpm), new Fl_Pixmap(tools_xpm), new Fl_Pixmap(new_s_xpm), new Fl_Pixmap(search_xpm), new Fl_Pixmap(help_xpm), new Fl_Pixmap(left_xpm), new Fl_Pixmap(left_i_xpm), new Fl_Pixmap(right_xpm), new Fl_Pixmap(right_i_xpm), new Fl_Pixmap(stop_xpm), new Fl_Pixmap(stop_i_xpm), }; static struct iconset small_icons = { standard_icons.ImgMeterOK, standard_icons.ImgMeterBug, new Fl_Pixmap(home_s_xpm), new Fl_Pixmap(reload_s_xpm), new Fl_Pixmap(save_s_xpm), new Fl_Pixmap(bm_s_xpm), new Fl_Pixmap(tools_s_xpm), new Fl_Pixmap(new_s_xpm), standard_icons.ImgSearch, standard_icons.ImgHelp, new Fl_Pixmap(left_s_xpm), new Fl_Pixmap(left_si_xpm), new Fl_Pixmap(right_s_xpm), new Fl_Pixmap(right_si_xpm), new Fl_Pixmap(stop_s_xpm), new Fl_Pixmap(stop_si_xpm), }; static struct iconset *icons = &standard_icons; /* * Local sub classes */ //---------------------------------------------------------------------------- /* * (Used to avoid certain shortcuts in the location bar) */ class CustInput : public TipWinInput { public: CustInput (int x, int y, int w, int h, const char* l=0) : TipWinInput(x,y,w,h,l) {}; virtual int handle(int e); }; /* * Disable keys: Up, Down, Page_Up, Page_Down, Tab and * CTRL+{o,r,Home,End} SHIFT+{Left,Right}. */ int CustInput::handle(int e) { int k = Fl::event_key(); _MSG("CustInput::handle event=%d\n", e); // We're only interested in some flags unsigned modifier = Fl::event_state() & (FL_SHIFT | FL_CTRL | FL_ALT); // Don't focus with arrow keys if (e == FL_FOCUS && (k == FL_Up || k == FL_Down || k == FL_Left || k == FL_Right)) { return 0; } else if (e == FL_KEYBOARD) { if (k == FL_Escape && modifier == 0) { // Let the parent group handle this Esc key return 0; } else if (modifier == FL_SHIFT) { if (k == FL_Left || k == FL_Right) { // Let these keys get to the UI return 0; } } else if (modifier == FL_CTRL) { if (k == 'a' || k == 'e') { position(k == 'a' ? 0 : size()); return 1; } else if (k == 'k') { cut(position(), size()); return 1; } else if (k == 'd') { cut(position(), position()+1); return 1; } else if (k == 'l') { // Make text selected when already focused. position(size(), 0); return 1; } else if (k == 'h' || k == 'o' || k == 'r' || k == FL_Home || k == FL_End) { // Let these keys get to the UI return 0; } } else if (modifier == 0) { if (k == FL_Down || k == FL_Up || k == FL_Page_Down || k == FL_Page_Up || k == FL_Tab) { // Give up focus and honor the key a_UIcmd_focus_main_area(a_UIcmd_get_bw_by_widget(this)); return 0; } } if (k == FL_Page_Down || k == FL_Page_Up) { // These do nothing of interest when FL_MULTILINE_INPUT isn't set. // Let them through for key commands. return 0; } } return TipWinInput::handle(e); } //---------------------------------------------------------------------------- /* * Used to handle "paste" within the toolbar's Clear button. */ class CustPasteButton : public CustButton { public: CustPasteButton(int x, int y, int w, int h, const char *l=0) : CustButton(x,y,w,h,l) {}; int handle(int e); }; int CustPasteButton::handle(int e) { if (e == FL_PASTE) { const char* t = Fl::event_text(); if (t && *t) { a_UIcmd_set_location_text(a_UIcmd_get_bw_by_widget(this), t); a_UIcmd_open_urlstr(a_UIcmd_get_bw_by_widget(this), t); return 1; } } return CustButton::handle(e); } //---------------------------------------------------------------------------- /* * Used to resize the progress boxes automatically. */ class CustProgressBox : public Fl_Box { int padding; public: CustProgressBox(int x, int y, int w, int h, const char *l=0) : Fl_Box(x,y,w,h,l) { padding = 0; }; void update_label(const char *lbl) { int w = 0, h = 0; if (!padding) { copy_label("W"); measure_label(w, h); padding = w > 2 ? w/2 : 1; } copy_label(lbl); } }; // // Toolbar buttons ----------------------------------------------------------- // //static const char *button_names[] = { // "Back", "Forward", "Home", "Reload", "Save", "Stop", "Bookmarks", "Tools", // "Clear", "Search" //}; // // Callback functions -------------------------------------------------------- // /* * Callback for the search button. */ static void search_cb(Fl_Widget *wid, void *data) { int b = Fl::event_button(); if (b == FL_LEFT_MOUSE) { a_UIcmd_search_dialog(a_UIcmd_get_bw_by_widget(wid)); } else if (b == FL_MIDDLE_MOUSE) { ((UI*)data)->color_change_cb_i(); } else if (b == FL_RIGHT_MOUSE) { // nothing ATM } } /* * Callback for the help button. */ static void help_cb(Fl_Widget *w, void *) { char *path = dStrconcat(DILLO_DOCDIR, "user_help.html", NULL); BrowserWindow *bw = a_UIcmd_get_bw_by_widget(w); if (access(path, R_OK) == 0) { char *urlstr = dStrconcat("file:", path, NULL); a_UIcmd_open_urlstr(bw, urlstr); dFree(urlstr); } else { MSG("Can't read local help file at \"%s\"." " Getting remote help...\n", path); a_UIcmd_open_urlstr(bw, "http://www.dillo.org/dillo3-help.html"); } dFree(path); } /* * Callback for the File menu button. */ static void filemenu_cb(Fl_Widget *wid, void *) { int b = Fl::event_button(); if (b == FL_LEFT_MOUSE || b == FL_RIGHT_MOUSE) { a_UIcmd_file_popup(a_UIcmd_get_bw_by_widget(wid), wid); } } /* * Callback for the location's clear-button. */ static void clear_cb(Fl_Widget *w, void *data) { UI *ui = (UI*)data; int b = Fl::event_button(); if (b == FL_LEFT_MOUSE) { ui->set_location(""); ui->focus_location(); } if (b == FL_MIDDLE_MOUSE) { ui->paste_url(); } } /* * Send the browser to the new URL in the location. */ static void location_cb(Fl_Widget *wid, void *data) { Fl_Input *i = (Fl_Input*)wid; UI *ui = (UI*)data; _MSG("location_cb()\n"); a_UIcmd_open_urlstr(a_UIcmd_get_bw_by_widget(i), i->value()); if (ui->temporaryPanels()) ui->panels_toggle(); } /* * Callback handler for button press on the panel */ static void b1_cb(Fl_Widget *wid, void *cb_data) { int bn = VOIDP2INT(cb_data); int b = Fl::event_button(); if (b >= FL_LEFT_MOUSE && b <= FL_RIGHT_MOUSE) { _MSG("[%s], mouse button %d was pressed\n", button_names[bn], b); _MSG("mouse button %d was pressed\n", b); } switch (bn) { case UI_BACK: if (b == FL_LEFT_MOUSE) { a_UIcmd_back(a_UIcmd_get_bw_by_widget(wid)); } else if (b == FL_RIGHT_MOUSE) { a_UIcmd_back_popup(a_UIcmd_get_bw_by_widget(wid), wid->x(), wid->y() + wid->h()); } break; case UI_FORW: if (b == FL_LEFT_MOUSE) { a_UIcmd_forw(a_UIcmd_get_bw_by_widget(wid)); } else if (b == FL_RIGHT_MOUSE) { a_UIcmd_forw_popup(a_UIcmd_get_bw_by_widget(wid), wid->x(), wid->y() + wid->h()); } break; case UI_HOME: if (b == FL_LEFT_MOUSE) { a_UIcmd_home(a_UIcmd_get_bw_by_widget(wid)); } break; case UI_RELOAD: if (b == FL_LEFT_MOUSE) { a_UIcmd_reload(a_UIcmd_get_bw_by_widget(wid)); } break; case UI_SAVE: if (b == FL_LEFT_MOUSE) { a_UIcmd_save(a_UIcmd_get_bw_by_widget(wid)); } break; case UI_STOP: if (b == FL_LEFT_MOUSE) { a_UIcmd_stop(a_UIcmd_get_bw_by_widget(wid)); } break; case UI_BOOK: if (b == FL_LEFT_MOUSE) { a_UIcmd_book(a_UIcmd_get_bw_by_widget(wid)); } break; case UI_TOOLS: if (b == FL_LEFT_MOUSE || b == FL_RIGHT_MOUSE) { a_UIcmd_tools(a_UIcmd_get_bw_by_widget(wid), wid->x(), wid->y() + wid->h()); } break; default: break; } } /* * Callback for the bug meter button. */ static void bugmeter_cb(Fl_Widget *wid, void *data) { int b = Fl::event_button(); if (b == FL_LEFT_MOUSE) { a_UIcmd_view_page_bugs(a_UIcmd_get_bw_by_widget(wid)); } else if (b == FL_RIGHT_MOUSE) { a_UIcmd_bugmeter_popup(a_UIcmd_get_bw_by_widget(wid)); } } ////////////////////////////////////////////////////////////////////////////// // UI class methods // //---------------------------- // Panel construction methods //---------------------------- /* * Make a generic navigation button */ CustButton *UI::make_button(const char *label, Fl_Image *img, Fl_Image *deimg, int b_n, int start) { if (start) p_xpos = 0; CustButton *b = new CustButton(p_xpos, 0, bw, bh, (lbl) ? label : NULL); if (img) b->image(img); if (deimg) b->deimage(deimg); b->callback(b1_cb, INT2VOIDP(b_n)); b->clear_visible_focus(); b->labelsize(12); b->box(FL_FLAT_BOX); b->down_box(FL_THIN_DOWN_FRAME); p_xpos += bw; return b; } /* * Create the archetipic browser buttons */ void UI::make_toolbar(int tw, int th) { Back = make_button("Back", icons->ImgLeft, icons->ImgLeftIn, UI_BACK, 1); Forw = make_button("Forw", icons->ImgRight, icons->ImgRightIn, UI_FORW); Home = make_button("Home", icons->ImgHome, NULL, UI_HOME); Reload = make_button("Reload", icons->ImgReload, NULL, UI_RELOAD); Save = make_button("Save", icons->ImgSave, NULL, UI_SAVE); Stop = make_button("Stop", icons->ImgStop, icons->ImgStopIn, UI_STOP); Bookmarks = make_button("Book", icons->ImgBook, NULL, UI_BOOK); Tools = make_button("Tools", icons->ImgTools, NULL, UI_TOOLS); Back->set_tooltip("Previous page"); Forw->set_tooltip("Next page"); Home->set_tooltip("Go to the Home page"); Reload->set_tooltip("Reload"); Save->set_tooltip("Save this page"); Stop->set_tooltip("Stop loading"); Bookmarks->set_tooltip("View bookmarks"); Tools->set_tooltip("Settings"); } /* * Create the location box (Clear/Input/Search) */ void UI::make_location(int ww) { CustButton *b; b = Clear = (CustButton*) new CustPasteButton(p_xpos,0,16,lh,0); b->image(icons->ImgClear); b->callback(clear_cb, this); b->clear_visible_focus(); b->box(FL_THIN_UP_BOX); b->set_tooltip("Clear the URL box.\nMiddle-click to paste a URL."); p_xpos += b->w(); CustInput *i = new CustInput(p_xpos,0,ww-p_xpos-32,lh,0); Location = i; i->color(CuteColor); i->when(FL_WHEN_ENTER_KEY); i->callback(location_cb, this); i->set_tooltip("Location"); p_xpos += i->w(); Search = b = new CustButton(p_xpos,0,16,lh,0); b->image(icons->ImgSearch); b->callback(search_cb, this); b->clear_visible_focus(); b->box(FL_THIN_UP_BOX); b->set_tooltip("Search the Web"); p_xpos += b->w(); Help = b = new CustButton(p_xpos,0,16,lh,0); b->image(icons->ImgHelp); b->callback(help_cb, this); b->clear_visible_focus(); b->box(FL_THIN_UP_BOX); b->set_tooltip("Help"); p_xpos += b->w(); } /* * Create the progress bars */ void UI::make_progress_bars(int wide, int thin_up) { // Images IProg = new CustProgressBox(p_xpos,p_ypos,pw,bh); IProg->labelsize(12); IProg->box(thin_up ? FL_THIN_UP_BOX : FL_EMBOSSED_BOX); IProg->labelcolor(FL_GRAY_RAMP + 2); IProg->update_label(wide ? "Images\n0 of 0" : "0 of 0"); p_xpos += pw; // Page PProg = new CustProgressBox(p_xpos,p_ypos,pw,bh); PProg->labelsize(12); PProg->box(thin_up ? FL_THIN_UP_BOX : FL_EMBOSSED_BOX); PProg->labelcolor(FL_GRAY_RAMP + 2); PProg->update_label(wide ? "Page\n0.0 KB" : "0.0 KB"); } /* * Create the "File" menu * Static function for File menu callbacks. */ Fl_Widget *UI::make_filemenu_button() { CustButton *btn; int w = 0, h = 0, padding; FileButton = btn = new CustButton(p_xpos,0,bw,bh,"W"); btn->labeltype(FL_FREE_LABELTYPE); btn->measure_label(w, h); padding = w; btn->copy_label(PanelSize == P_tiny ? "&F" : "&File"); btn->measure_label(w,h); h = (PanelSize == P_tiny) ? bh : lh; btn->size(w+padding, h); p_xpos += btn->w(); _MSG("UI::make_filemenu_button w=%d h=%d padding=%d\n", w, h, padding); btn->box(FL_THIN_UP_BOX); btn->callback(filemenu_cb, this); btn->set_tooltip("File menu"); btn->clear_visible_focus(); if (!prefs.show_filemenu) btn->hide(); return btn; } /* * Create the control panel */ void UI::make_panel(int ww) { Fl_Widget *w; if (Small_Icons) icons = &small_icons; else icons = &standard_icons; pw = 70; p_xpos = p_ypos = 0; if (PanelSize == P_tiny) { if (Small_Icons) bw = 22, bh = 22, mh = 0, lh = 22, lbl = 0; else bw = 28, bh = 28, mh = 0, lh = 28, lbl = 0; } else if (PanelSize == P_small) { if (Small_Icons) bw = 20, bh = 20, mh = 0, lh = 20, lbl = 0; else bw = 28, bh = 28, mh = 0, lh = 28, lbl = 0; } else if (PanelSize == P_medium) { if (Small_Icons) bw = 42, bh = 36, mh = 0, lh = 22, lbl = 1; else bw = 45, bh = 45, mh = 0, lh = 28, lbl = 1; } nh = bh, fh = 28; sh = 20; current(0); if (PanelSize == P_tiny) { NavBar = new CustGroupHorizontal(0,0,ww,nh); NavBar->box(FL_NO_BOX); NavBar->begin(); make_toolbar(ww,bh); make_filemenu_button(); make_location(ww); NavBar->resizable(Location); make_progress_bars(0,1); NavBar->box(FL_THIN_UP_FRAME); NavBar->end(); NavBar->rearrange(); TopGroup->insert(*NavBar,0); } else { // Location LocBar = new CustGroupHorizontal(0,0,ww,lh); LocBar->box(FL_NO_BOX); LocBar->begin(); p_xpos = 0; make_filemenu_button(); make_location(ww); LocBar->resizable(Location); LocBar->end(); LocBar->rearrange(); TopGroup->insert(*LocBar,0); // Toolbar p_ypos = 0; NavBar = new CustGroupHorizontal(0,0,ww,bh); NavBar->box(FL_NO_BOX); NavBar->begin(); make_toolbar(ww,bh); w = new Fl_Box(p_xpos,0,ww-p_xpos-2*pw,bh); w->box(FL_FLAT_BOX); NavBar->resizable(w); p_xpos = ww - 2*pw; if (PanelSize == P_small) { make_progress_bars(0,0); } else { make_progress_bars(1,0); } NavBar->end(); NavBar->rearrange(); TopGroup->insert(*NavBar,1); } } /* * Create the status panel */ void UI::make_status_bar(int ww, int wh) { const int bm_w = 20; StatusBar = new CustGroupHorizontal(0, wh-sh, ww, sh); StatusBar->box(FL_NO_BOX); // Status box StatusOutput = new Fl_Output(0, wh-sh, ww-bm_w, sh); StatusOutput->value("http://www.dillo.org"); StatusOutput->labelsize(8); StatusOutput->box(FL_THIN_DOWN_BOX); StatusOutput->clear_visible_focus(); StatusOutput->color(FL_GRAY_RAMP + 18); // Bug Meter BugMeter = new CustButton(ww-bm_w,wh-sh,bm_w,sh); BugMeter->image(icons->ImgMeterOK); BugMeter->box(FL_THIN_DOWN_BOX); BugMeter->align(FL_ALIGN_INSIDE | FL_ALIGN_TEXT_NEXT_TO_IMAGE); BugMeter->set_tooltip("Show HTML bugs\n(right-click for menu)"); BugMeter->callback(bugmeter_cb, this); BugMeter->clear_visible_focus(); StatusBar->end(); StatusBar->resizable(StatusOutput); StatusBar->rearrange(); } /* * User Interface constructor */ UI::UI(int x, int y, int ui_w, int ui_h, const char* label, const UI *cur_ui) : CustGroupVertical(x, y, ui_w, ui_h, label) { LocBar = NavBar = StatusBar = NULL; Tabs = NULL; TopGroup = this; TopGroup->box(FL_NO_BOX); clear_flag(SHORTCUT_LABEL); PanelTemporary = false; if (cur_ui) { PanelSize = cur_ui->PanelSize; CuteColor = cur_ui->CuteColor; Small_Icons = cur_ui->Small_Icons; Panelmode = cur_ui->Panelmode; } else { // Set some default values PanelSize = prefs.panel_size; Small_Icons = prefs.small_icons; CuteColor = 206; Panelmode = (prefs.fullwindow_start) ? UI_HIDDEN : UI_NORMAL; } // Control panel TopGroup->begin(); make_panel(ui_w); // Render area Main = new Fl_Group(0,0,0,0,"Welcome..."); // size is set by rearrange() Main->align(FL_ALIGN_CENTER|FL_ALIGN_INSIDE); Main->box(FL_FLAT_BOX); Main->color(FL_GRAY_RAMP + 3); Main->labelfont(FL_HELVETICA_BOLD_ITALIC); Main->labelsize(36); Main->labeltype(FL_SHADOW_LABEL); Main->labelcolor(FL_WHITE); TopGroup->add(Main); TopGroup->resizable(Main); MainIdx = TopGroup->find(Main); // Find text bar FindBar = new Findbar(ui_w, fh); TopGroup->add(FindBar); // Status Panel make_status_bar(ui_w, ui_h); TopGroup->add(StatusBar); TopGroup->end(); TopGroup->rearrange(); customize(0); if (Panelmode == UI_HIDDEN) { panels_toggle(); } } /* * UI destructor */ UI::~UI() { _MSG("UI::~UI()\n"); } /* * FLTK event handler for this window. */ int UI::handle(int event) { _MSG("UI::handle event=%s\n", fl_eventnames[event]); int ret = 0; if (event == FL_KEYBOARD) { return 0; // Receive as shortcut } else if (event == FL_SHORTCUT) { KeysCommand_t cmd = Keys::getKeyCmd(); if (cmd == KEYS_NOP) { // Do nothing } else if (cmd == KEYS_SCREEN_UP || cmd == KEYS_SCREEN_DOWN || cmd == KEYS_SCREEN_LEFT || cmd == KEYS_SCREEN_RIGHT || cmd == KEYS_LINE_UP || cmd == KEYS_LINE_DOWN || cmd == KEYS_LEFT || cmd == KEYS_RIGHT || cmd == KEYS_TOP || cmd == KEYS_BOTTOM) { a_UIcmd_scroll(a_UIcmd_get_bw_by_widget(this), cmd); ret = 1; } else if (cmd == KEYS_BACK) { a_UIcmd_back(a_UIcmd_get_bw_by_widget(this)); ret = 1; } else if (cmd == KEYS_FORWARD) { a_UIcmd_forw(a_UIcmd_get_bw_by_widget(this)); ret = 1; } else if (cmd == KEYS_BOOKMARKS) { a_UIcmd_book(a_UIcmd_get_bw_by_widget(this)); ret = 1; } else if (cmd == KEYS_FIND) { findbar_toggle(1); ret = 1; } else if (cmd == KEYS_WEBSEARCH) { a_UIcmd_search_dialog(a_UIcmd_get_bw_by_widget(this)); ret = 1; } else if (cmd == KEYS_GOTO) { focus_location(); ret = 1; } else if (cmd == KEYS_HIDE_PANELS) { /* Hide findbar if present, hide panels if not */ (FindBar->visible()) ? findbar_toggle(0) : panels_toggle(); temporaryPanels(false); ret = 1; } else if (cmd == KEYS_OPEN) { a_UIcmd_open_file(a_UIcmd_get_bw_by_widget(this)); ret = 1; } else if (cmd == KEYS_HOME) { a_UIcmd_home(a_UIcmd_get_bw_by_widget(this)); ret = 1; } else if (cmd == KEYS_RELOAD) { a_UIcmd_reload(a_UIcmd_get_bw_by_widget(this)); ret = 1; } else if (cmd == KEYS_STOP) { a_UIcmd_stop(a_UIcmd_get_bw_by_widget(this)); ret = 1; } else if (cmd == KEYS_SAVE) { a_UIcmd_save(a_UIcmd_get_bw_by_widget(this)); ret = 1; } else if (cmd == KEYS_FILE_MENU) { a_UIcmd_file_popup(a_UIcmd_get_bw_by_widget(this), FileButton); ret = 1; } else if (cmd == KEYS_VIEW_SOURCE) { BrowserWindow *bw = a_UIcmd_get_bw_by_widget(this); const DilloUrl *url = a_History_get_url(NAV_TOP_UIDX(bw)); a_UIcmd_view_page_source(bw, url); ret = 1; } } else if (event == FL_RELEASE) { if (Fl::event_button() == FL_MIDDLE_MOUSE && prefs.middle_click_drags_page == 0) { /* nobody claimed the event; try paste */ paste_url(); ret = 1; } } if (!ret) { ret = Fl_Group::handle(event); } if (!ret && event == FL_PUSH && !prefs.middle_click_drags_page) { /* nobody claimed FL_PUSH: ask for FL_RELEASE, * which is necessary for middle-click paste URL) */ ret = 1; } return ret; } //---------------------------- // API for the User Interface //---------------------------- /* * Get the text from the location input-box. */ const char *UI::get_location() { return Location->value(); } /* * Set a new URL in the location input-box. */ void UI::set_location(const char *str) { if (!str) str = ""; Location->value(str); Location->position(strlen(str)); } /* * Focus location entry. * If it's not visible, show it until the callback is done. */ void UI::focus_location() { if (Panelmode == UI_HIDDEN) { panels_toggle(); temporaryPanels(true); } Location->take_focus(); // Make text selected when already focused. Location->position(Location->size(), 0); } /* * Focus Main area. */ void UI::focus_main() { Main->take_focus(); } /* * Set a new message in the status bar. */ void UI::set_status(const char *str) { StatusOutput->value(str); } /* * Set the page progress text * cmd: 0 Deactivate, 1 Update, 2 Clear */ void UI::set_page_prog(size_t nbytes, int cmd) { char str[32]; if (cmd == 0) { PProg->deactivate(); } else { PProg->activate(); if (cmd == 1) { char prefix; float magnitude; if (nbytes >= 1024 * 1024) { prefix = 'M'; magnitude = nbytes / (1024 * 1024.0); } else { prefix = 'K'; magnitude = nbytes / 1024.0; } snprintf(str, 32, "%s%.1f %cB", (PanelSize == 0) ? "" : "Page\n", magnitude, prefix); } else if (cmd == 2) { str[0] = '\0'; } PProg->update_label(str); } } /* * Set the image progress text * cmd: 0 Deactivate, 1 Update, 2 Clear */ void UI::set_img_prog(int n_img, int t_img, int cmd) { char str[32]; if (cmd == 0) { IProg->deactivate(); } else { IProg->activate(); if (cmd == 1) { snprintf(str, 32, "%s%d of %d", (PanelSize == 0) ? "" : "Images\n", n_img, t_img); } else if (cmd == 2) { str[0] = '\0'; } IProg->update_label(str); } } /* * Set the bug meter progress text */ void UI::set_bug_prog(int n_bug) { char str[32]; int new_w = 20; if (n_bug == 0) { BugMeter->image(icons->ImgMeterOK); BugMeter->label(""); } else if (n_bug >= 1) { if (n_bug == 1) BugMeter->image(icons->ImgMeterBug); snprintf(str, 32, "%d", n_bug); BugMeter->copy_label(str); new_w = strlen(str)*9 + 20; } BugMeter->size(new_w, BugMeter->h()); StatusBar->rearrange(); } /* * Customize the UI's panel (show/hide buttons) */ void UI::customize(int flags) { // flags argument not currently used if ( !prefs.show_back ) Back->hide(); if ( !prefs.show_forw ) Forw->hide(); if ( !prefs.show_home ) Home->hide(); if ( !prefs.show_reload ) Reload->hide(); if ( !prefs.show_save ) Save->hide(); if ( !prefs.show_stop ) Stop->hide(); if ( !prefs.show_bookmarks ) Bookmarks->hide(); if ( !prefs.show_tools ) Tools->hide(); if ( !prefs.show_clear_url ) Clear->hide(); if ( !prefs.show_url ) Location->hide(); if ( !prefs.show_search ) Search->hide(); if ( !prefs.show_help ) Help->hide(); if ( !prefs.show_progress_box ) { IProg->hide(); PProg->hide(); } if (NavBar) NavBar->rearrange(); if (LocBar) LocBar->rearrange(); } /* * On-the-fly panel style change */ void UI::change_panel(int new_size, int small_icons) { char *loc_text = dStrdup(Location->value()); // Remove current panel's bars init_sizes(); TopGroup->remove(LocBar); Fl::delete_widget(LocBar); TopGroup->remove(NavBar); Fl::delete_widget(NavBar); LocBar = NavBar = NULL; // Set internal vars for panel size PanelSize = new_size; Small_Icons = small_icons; // make a new panel make_panel(TopGroup->w()); customize(0); a_UIcmd_set_buttons_sens(a_UIcmd_get_bw_by_widget(this)); TopGroup->rearrange(); Location->value(loc_text); Location->take_focus(); dFree(loc_text); } /* * On-the-fly color style change */ void UI::color_change_cb_i() { const int cols[] = {7,17,26,51,140,156,205,206,215,-1}; static int ncolor = 0; ncolor = (cols[ncolor+1] < 0) ? 0 : ncolor + 1; CuteColor = cols[ncolor]; MSG("Location color %d\n", CuteColor); Location->color(CuteColor); Location->redraw(); } /* * Set 'nw' as the main render area widget */ void UI::set_render_layout(Fl_Group *nw) { // Resize layout widget to current height nw->resize(0,Main->y(),Main->w(),Main->h()); TopGroup->insert(*nw, Main); remove(Main); delete(Main); Main = nw; TopGroup->resizable(Main); } /* * Set button sensitivity (Back/Forw/Stop) */ void UI::button_set_sens(UIButton btn, int sens) { switch (btn) { case UI_BACK: (sens) ? Back->activate() : Back->deactivate(); break; case UI_FORW: (sens) ? Forw->activate() : Forw->deactivate(); break; case UI_STOP: (sens) ? Stop->activate() : Stop->deactivate(); break; default: break; } } /* * Paste a middle-click-selection into "Clear" button as URL */ void UI::paste_url() { Fl::paste(*Clear, false); } /* * Adjust space for the findbar (if necessary) and show or remove it */ void UI::findbar_toggle(bool add) { /* WORKAROUND: * This is tricky: As fltk-1.3 resizes hidden widgets (which it * doesn't resize when visible!). We need to set the size to (0,0) to * get the desired behaviour. * (STR#2639 in FLTK bug tracker). */ if (add) { if (!FindBar->visible()) FindBar->size(w(), fh); FindBar->show(); } else { // hide FindBar->size(0,0); FindBar->hide(); // reset state a_UIcmd_findtext_reset(a_UIcmd_get_bw_by_widget(this)); // focus main area focus_main(); } TopGroup->rearrange(); } /* * Make panels disappear growing the render area. * WORKAROUND: here we avoid hidden widgets resize by setting their * size to (0,0) while hidden. * (Already reported to FLTK team) */ void UI::panels_toggle() { int hide = StatusBar->visible(); // hide/show panels init_sizes(); if (LocBar) { hide ? LocBar->size(0,0) : LocBar->size(w(),lh); hide ? LocBar->hide() : LocBar->show(); } if (NavBar) { hide ? NavBar->size(0,0) : NavBar->size(w(),nh); hide ? NavBar->hide() : NavBar->show(); } if (StatusBar) { hide ? StatusBar->size(0,0) : StatusBar->size(w(),sh); hide ? StatusBar->hide() : StatusBar->show(); StatusBar->rearrange(); } TopGroup->rearrange(); Panelmode = (hide) ? UI_HIDDEN : UI_NORMAL; }