diff options
Diffstat (limited to 'lib/contextmenu.cc')
| -rw-r--r-- | lib/contextmenu.cc | 416 |
1 files changed, 416 insertions, 0 deletions
diff --git a/lib/contextmenu.cc b/lib/contextmenu.cc new file mode 100644 index 0000000..5b8309e --- /dev/null +++ b/lib/contextmenu.cc @@ -0,0 +1,416 @@ +/* + * mogltk + * Copyright (C) 1999-2005 Nicolas "Pixel" Noble + * + * 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 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +/* $Id: contextmenu.cc,v 1.1 2005-12-02 16:21:59 pixel Exp $ */ + +#include <SDL.h> +#include <vector> +#include <Input.h> +#include "font.h" +#include "engine.h" +#include "widgets.h" +#include "sprite.h" + +/*********************************** +* The huge and bloated ContextMenu * +***********************************/ + +mogltk::widgets::ContextMenu::node::node(const String & _caption, int _x, int _y, int _w, int _h, mogltk::widgets::action * _a, mogltk::widgets::ContextMenu * _sub, mogltk::widgets::ContextMenu * _father, bool _line) : caption(_caption), x(_x), y(_y), w(_w), h(_h), a(_a), sub(_sub), father(_father), line(_line), enabled(true) { +} + +String mogltk::widgets::ContextMenu::node::GetCaption() { + return caption; +} + +mogltk::widgets::action * mogltk::widgets::ContextMenu::node::GetAction() { + return a; +} + +mogltk::widgets::ContextMenu * mogltk::widgets::ContextMenu::node::GetFather() { + return father; +} + +mogltk::widgets::ContextMenu * mogltk::widgets::ContextMenu::node::GetSub() { + return sub; +} + +bool mogltk::widgets::ContextMenu::node::GetLine() { + return line; +} + +bool mogltk::widgets::ContextMenu::node::GetEnabled() { + return enabled; +} + +void mogltk::widgets::ContextMenu::node::SetEnabled(bool _enabled) { + enabled = _enabled; +} + +int mogltk::widgets::ContextMenu::node::GetX() { + return x; +} + +int mogltk::widgets::ContextMenu::node::GetY() { + return y; +} + +int mogltk::widgets::ContextMenu::node::GetW() { + return w; +} + +int mogltk::widgets::ContextMenu::node::GetH() { + return h; +} + +mogltk::widgets::ContextMenu::ContextMenu(shape * sh, mogltk::widget * father, int x, int y) : widget(father, x, y, 8, 4, 1, "ContextMenu", sh), selected(-1), subselected(0), in_click(false), sticky(false) { +} + +mogltk::widgets::ContextMenu::~ContextMenu() { + std::vector<node>::iterator i; + ContextMenu * sub; + + for (i = nodes.begin(); i != nodes.end(); i++) { + if ((sub = i->GetSub())) + delete sub; + } +} + +void mogltk::widgets::ContextMenu::addnode(const String & caption, mogltk::widgets::action * a) { + rect size; + + size = SystemFont->size(caption); + nodes.push_back(node(caption, 4, GetH() - 2, size.w, size.h, a, 0, this, false)); + size.w += 8; + if (GetW() > size.w) + size.w = GetW(); + resize(size.w, GetH() + size.h); +} + +void mogltk::widgets::ContextMenu::addsub(const String & caption, mogltk::widgets::ContextMenu * sub) { + rect size; + + size = SystemFont->size(caption + " >"); + nodes.push_back(node(caption + " >", 4, GetH() - 2, size.w, size.h, 0, sub, this, false)); + size.w += 8; + if (GetW() > size.w) + size.w = GetW(); + resize(size.w, GetH() + size.h); +} + +void mogltk::widgets::ContextMenu::addline() { + nodes.push_back(node("", 2, GetH() - 1, 0, 0, 0, 0, this, true)); + resize(GetW(), GetH() + 4); +} + +mogltk::widgets::ContextMenu * mogltk::widgets::ContextMenu::createsub(const String & caption) { + ContextMenu * r; + + r = new ContextMenu(Shaper(), Father(), GetX() + GetW(), GetY() + GetH()); + r->SetVisible(false); + + addsub(caption, r); + + return r; +} + +void mogltk::widgets::ContextMenu::move(int x, int y) { + int dx, dy; + std::vector<node>::iterator i; + ContextMenu * sub; + + dx = x - GetX(); + dy = y - GetY(); + widget::move(x, y); + + for (i = nodes.begin(); i != nodes.end(); i++) { + if ((sub = i->GetSub())) + sub->move(sub->GetX() + dx, sub->GetY() + dy); + } +} + +void mogltk::widgets::ContextMenu::resize(int w, int h) { + int dw; + std::vector<node>::iterator i; + ContextMenu * sub; + + dw = w - GetW(); + widget::resize(w, h); + + for (i = nodes.begin(); i != nodes.end(); i++) { + if ((sub = i->GetSub())) + sub->move(sub->GetX() + dw, sub->GetY()); + } +} + +void mogltk::widgets::ContextMenu::SetVisible(bool visible) { + if (!visible && sticky) + return; + widget::SetVisible(visible); + if (!visible && subselected) { + subselected->SetVisible(false); + } + + if (visible) { + add_out_click(); + MoveOnTop(); + } +} + +void mogltk::widgets::ContextMenu::SetEnabled(int i, bool e) { + nodes[i].SetEnabled(e); +} + +void mogltk::widgets::ContextMenu::StickyDisplay() { + sticky = true; + SetVisible(true); +} + +void mogltk::widgets::ContextMenu::draw() { + std::vector<node>::iterator i; + int n; + rect size; + + Shaper()->box3d(GetAX(), GetAY(), GetAX2(), GetAY2()); + + for (i = nodes.begin(), n = 0; i != nodes.end(); i++, n++) { + size = SystemFont->size(i->GetCaption()); + if (i->GetLine()) { + Shaper()->hline3d(GetAX() + i->GetX(), GetAX() + i->GetX() + GetW() - 4, GetAY() + i->GetY()); + } else { + if (n == selected) { + Shaper()->box(GetAX() + 2, GetAY() + i->GetY(), GetAX() + GetW() - 2, GetAY() + i->GetY() + i->GetH(), DOS_MAGENTA); + } + Shaper()->text(GetAX() + i->GetX(), GetAY() + i->GetY(), i->GetCaption(), i->GetEnabled() ? BLACK : DOS_GRAY); + } + } +} + +bool mogltk::widgets::ContextMenu::process_event(int xe, int ye, mogltk::event_t event) { + std::vector<node>::iterator i; + action * a; + int n; + + switch (event) { + case E_MOUSE_MOVE: + sticky = false; + selected = -1; + for (i = nodes.begin(), n = 0; i != nodes.end(); i++, n++) { + if (!i->GetLine()) { + int ax, ax2, ay, ay2; + + ax = GetAX() + 2; + ay = GetAY() + i->GetY(); + ax2 = GetAX() + GetW() - 2; + ay2 = GetAY() + i->GetY() + i->GetH(); + + if (!((xe < ax) || (xe > ax2) || (ye < ay) || (ye > ay2))) { + selected = n; + if (subselected) { + subselected->SetVisible(false); + subselected->selected = -1; + subselected->subselected = 0; + } + if ((subselected = i->GetSub())) { + subselected->SetVisible(true); + subselected->selected = -1; + subselected->subselected = 0; + } + } + } + } + add_out_move(); + return true; + case E_MOUSE_CLICK: + a = 0; + if (selected != -1) { + if ((a = nodes[selected].GetAction()) && nodes[selected].GetEnabled()) { + a->do_action(this); + in_click = false; + SetVisible(false); + return true; + } + } + in_click = true; + break; + case E_MOUSE_DOWN: + in_click = true; + break; + case E_MOUSE_OUT: + selected = -1; + remove_out_move(); + in_click = false; + return true; + case E_MOUSE_OUT_CLICK: + if (iin_click()) + return true; + selected = -1; + subselected = 0; + SetVisible(false); + return true; + } + + return false; +} + +bool mogltk::widgets::ContextMenu::iin_click() { + if (in_click) + return true; + + if (subselected) + return subselected->iin_click(); + + return false; +} + + +/******************** +* The Menu topframe * +********************/ + +mogltk::widgets::Menu::node::node(const String & _caption, mogltk::widgets::ContextMenu * _sub, mogltk::widgets::action * _a, int _x) : caption(_caption), sub(_sub), a(_a), x(_x) { +} + +String mogltk::widgets::Menu::node::GetCaption() { + return caption; +} + +void mogltk::widgets::Menu::node::SetCaption(const String & s) { + caption = s; +} + +mogltk::widgets::ContextMenu * mogltk::widgets::Menu::node::GetSub() { + return sub; +} + +mogltk::widgets::action * mogltk::widgets::Menu::node::GetAction() { + return a; +} + +int mogltk::widgets::Menu::node::GetX() { + return x; +} + +bool mogltk::widgets::Menu::node::GetEnabled() { + return enabled; +} + +void mogltk::widgets::Menu::node::SetEnabled(bool _enabled) { + enabled = _enabled; +} + +mogltk::widgets::Menu::Menu(shape * sh, mogltk::widget * father) : widget(father, 0, 0, 0, 0, 0, "Menu", sh), cur_x(0), selected(-1), subselected(0) { + rect r = father->GetDrawRect(); + move(r.x, r.y); + resize(r.w, 16); +} + +void mogltk::widgets::Menu::resize_notify() { + rect r = Father()->GetDrawRect(); + resize(r.w, 16); +} + +void mogltk::widgets::Menu::addnode(const String & caption, mogltk::widgets::action * a) { + nodes.push_back(node(caption, 0, a, cur_x)); + cur_x += SystemFont->singletextsize(caption) + 6; +} + +void mogltk::widgets::Menu::addsub(const String & caption, mogltk::widgets::ContextMenu * sub) { + nodes.push_back(node(caption, sub, 0, cur_x)); + cur_x += SystemFont->singletextsize(caption) + 6; +} + +mogltk::widgets::ContextMenu * mogltk::widgets::Menu::createsub(const String & caption) { + ContextMenu * r = new ContextMenu(Shaper(), Father(), GetX() + cur_x, GetY() + 16); + addsub(caption, r); + r->SetVisible(false); + return r; +} + +void mogltk::widgets::Menu::SetEnabled(int i, bool e) { + nodes[i].SetEnabled(e); +} + +void mogltk::widgets::Menu::SetCaption(int i, const String & s) { + nodes[i].SetCaption(s); +} + +void mogltk::widgets::Menu::draw(void) { + std::vector<node>::iterator i; + int n; + + Shaper()->box(GetAX(), GetAY(), GetAX2(), GetAY2(), DOS_WHITE); + + for (i = nodes.begin(), n = 0; i != nodes.end(); i++, n++) { + if (selected == n) { + if ((i + 1) == nodes.end()) { + Shaper()->box(GetAX() + i->GetX(), GetAY(), cur_x, GetAY2(), DOS_MAGENTA); + } else { + Shaper()->box(GetAX() + i->GetX(), GetAY(), GetAX() + i[1].GetX(), GetAY2(), DOS_MAGENTA); + } + } + Shaper()->text(GetAX() + i->GetX() + 3, GetAY(), i->GetCaption(), BLACK); + } +} + +bool mogltk::widgets::Menu::process_event(int mx, int my, mogltk::event_t event) { + std::vector<node>::iterator i; + action * a; + ContextMenu * sub; + int n; + + switch (event) { + case E_MOUSE_MOVE: + selected = -1; + for (i = nodes.begin(), n = 0; i != nodes.end(); i++, n++) { + int ax, ax2, ay, ay2; + + ax = GetAX() + i->GetX(); + ay = GetAY(); + if ((i + 1) != nodes.end()) { + ax2 = GetAX() + i[1].GetX(); + } else { + ax2 = GetAX() + cur_x; + } + ay2 = GetAY2(); + + if (!((mx < ax) || (mx > ax2) || (my < ay) || (my > ay2))) { + selected = n; + } + } + add_out_move(); + return true; + case E_MOUSE_CLICK: + a = 0; + if (selected != -1) { + if ((a = nodes[selected].GetAction()) && nodes[selected].GetEnabled()) { + a->do_action(this); + return true; + } else if ((sub = nodes[selected].GetSub()) && nodes[selected].GetEnabled()) { + sub->StickyDisplay(); + return true; + } + } + break; + case E_MOUSE_OUT: + selected = -1; + remove_out_move(); + return true; + } + return false; +} |