107 lines
3.4 KiB
C++
107 lines
3.4 KiB
C++
/*! \file piscreentile.h
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* \brief Basic PIScreen tile
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*/
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/*
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PIP - Platform Independent Primitives
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Basic PIScreen tile
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Ivan Pelipenko peri4ko@yandex.ru
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef PISCREENTILE_H
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#define PISCREENTILE_H
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#include "piscreentypes.h"
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#include "pikbdlistener.h"
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class PIScreenDrawer;
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class PIP_EXPORT PIScreenTile: public PIObject {
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friend class PIScreen;
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PIOBJECT_SUBCLASS(PIScreenTile, PIObject)
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public:
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PIScreenTile(const PIString & n = PIString(), PIScreenTypes::Direction d = PIScreenTypes::Vertical, PIScreenTypes::SizePolicy p = PIScreenTypes::Preferred);
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virtual ~PIScreenTile();
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void addTile(PIScreenTile * t);
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void takeTile(PIScreenTile * t);
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void removeTile(PIScreenTile * t);
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PIScreenTile * parentTile() const {return parent;}
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PIVector<PIScreenTile * > children(bool only_visible = false);
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PIScreenTile * childUnderMouse(int x, int y);
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void show() {visible = true;}
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void hide() {visible = false;}
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void setFocus();
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bool hasFocus() const {return has_focus;}
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void setMargins(int m) {marginLeft = marginRight = marginTop = marginBottom = m;}
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void setMargins(int l, int r, int t, int b) {marginLeft = l; marginRight = r; marginTop = t; marginBottom = b;}
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int x() const {return x_;}
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int y() const {return y_;}
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int width() const {return width_;}
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int height() const {return height_;}
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PIScreenTypes::Direction direction;
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PIScreenTypes::SizePolicy size_policy;
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PIScreenTypes::FocusFlags focus_flags;
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PIScreenTypes::CellFormat back_format;
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PIChar back_symbol;
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int minimumWidth, minimumHeight;
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int maximumWidth, maximumHeight;
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int marginLeft, marginRight, marginTop, marginBottom;
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int spacing;
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bool visible;
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protected:
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//! Returns desired tile size in "w" and "h"
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virtual void sizeHint(int & w, int & h) const;
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//! Tile has been resized to "w"x"h"
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virtual void resizeEvent(int w, int h) {}
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//! Draw tile with drawer "d" in world-space coordinates
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virtual void drawEvent(PIScreenDrawer * d) {}
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//! Return "true" if you process key
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virtual bool keyEvent(PIKbdListener::KeyEvent key) {return false;}
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//! Return "true" if you process event
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virtual bool mouseEvent(PIKbdListener::MouseEvent me) {return false;}
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//! Return "true" if you process wheel
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virtual bool wheelEvent(PIKbdListener::WheelEvent we) {return false;}
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void raiseEvent(PIScreenTypes::TileEvent e);
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void setScreen(PIScreenTypes::PIScreenBase * s);
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void deleteChildren();
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void drawEventInternal(PIScreenDrawer * d);
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void layout();
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bool needLayout() {return size_policy != PIScreenTypes::Ignore;}
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PIVector<PIScreenTile * > tiles;
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PIScreenTile * parent;
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PIScreenTypes::PIScreenBase * screen;
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int x_, y_, width_, height_;
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bool has_focus;
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private:
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int pw, ph;
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};
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#endif // PISCREENTILE_H
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