diff options
Diffstat (limited to 'nGenEx/ComboBox.cpp')
| -rw-r--r-- | nGenEx/ComboBox.cpp | 892 |
1 files changed, 458 insertions, 434 deletions
diff --git a/nGenEx/ComboBox.cpp b/nGenEx/ComboBox.cpp index f3a9987..4a5d919 100644 --- a/nGenEx/ComboBox.cpp +++ b/nGenEx/ComboBox.cpp @@ -1,434 +1,458 @@ -/* Project nGenEx
- Destroyer Studios LLC
- Copyright © 1997-2004. All Rights Reserved.
-
- SUBSYSTEM: nGenEx.lib
- FILE: ComboBox.cpp
- AUTHOR: John DiCamillo
-
-
- OVERVIEW
- ========
- Drop-down list of Buttons class
-*/
-
-#include "MemDebug.h"
-#include "ComboBox.h"
-#include "ComboList.h"
-#include "Button.h"
-#include "Video.h"
-#include "Screen.h"
-#include "Bitmap.h"
-#include "Font.h"
-#include "EventDispatch.h"
-
-// +--------------------------------------------------------------------+
-// DECLARE MAPPING FUNCTIONS:
-DEF_MAP_CLIENT(ComboBox, OnListSelect);
-DEF_MAP_CLIENT(ComboBox, OnListExit);
-
-// +--------------------------------------------------------------------+
-
-ComboBox::ComboBox(ActiveWindow* p, int ax, int ay, int aw, int ah, DWORD aid)
-: ActiveWindow(p->GetScreen(), ax, ay, aw, ah, aid, 0, p)
-{
- button_state = 0;
- captured = 0;
- pre_state = 0;
- seln = 0;
- list = 0;
- list_showing = false;
- border = true;
- animated = true;
- bevel_width = 5;
-
- char buf[32];
- sprintf_s(buf, "ComboBox %d", id); //-V576
- desc = buf;
-}
-
-ComboBox::ComboBox(Screen* s, int ax, int ay, int aw, int ah, DWORD aid)
-: ActiveWindow(s, ax, ay, aw, ah, aid)
-{
- button_state = 0;
- captured = 0;
- pre_state = 0;
- seln = 0;
- list = 0;
- list_showing = false;
- border = true;
- animated = true;
- bevel_width = 5;
-
- char buf[32];
- sprintf_s(buf, "ComboBox %d", id); //-V576
- desc = buf;
-}
-
-// +--------------------------------------------------------------------+
-
-ComboBox::~ComboBox()
-{
- items.destroy();
-
- if (list && !list_showing)
- delete list;
-}
-
-// +--------------------------------------------------------------------+
-
-void ComboBox::SetBevelWidth(short nNewValue)
-{
- if (nNewValue < 0) nNewValue = 0;
- bevel_width = nNewValue;
-}
-
-void ComboBox::SetBorder(bool bNewValue)
-{
- border = bNewValue;
-}
-
-void ComboBox::SetBorderColor(Color newValue)
-{
- border_color = newValue;
-}
-
-void ComboBox::SetActiveColor(Color newValue)
-{
- active_color = newValue;
-}
-
-void ComboBox::SetAnimated(bool bNewValue)
-{
- animated = bNewValue;
-}
-
-// +--------------------------------------------------------------------+
-
-void
-ComboBox::Draw()
-{
- int x = 0;
- int y = 0;
- int w = rect.w;
- int h = rect.h;
-
- if (w < 1 || h < 1 || !shown)
- return;
-
- Rect btn_rect(x,y,w,h);
-
- // draw the bevel:
- DrawRectSimple(btn_rect, button_state);
-
- // draw the border:
- if (border)
- DrawRect(0,0,w-1,h-1,border_color);
-
- // draw the arrow:
- POINT arrow[3];
- double h3 = (double)h/3.0;
-
- arrow[0].x = (int) (w-2*h3);
- arrow[0].y = (int) (h3);
- arrow[1].x = (int) (w-h3);
- arrow[1].y = (int) (h3);
- arrow[2].x = (int) ((arrow[1].x + arrow[0].x)/2);
- arrow[2].y = (int) (2*h3);
-
- FillPoly(3, arrow, border_color);
-
- // draw text here:
- Text caption = text;
- if (GetSelectedIndex() >= 0)
- caption = GetSelectedItem();
-
- if (font && caption.length()) {
- int border_size = 4;
-
- if (style & WIN_RAISED_FRAME && style & WIN_SUNK_FRAME)
- border_size = 8;
-
- Rect label_rect = CalcLabelRect();
- int vert_space = label_rect.h;
- int horz_space = label_rect.w;
-
- DrawText(caption.data(), 0, label_rect, DT_CALCRECT | DT_WORDBREAK | text_align);
- vert_space = (vert_space - label_rect.h)/2;
-
- label_rect.w = horz_space;
-
- if (vert_space > 0)
- label_rect.y += vert_space;
-
- if (animated && button_state > 0) {
- label_rect.x += button_state;
- label_rect.y += button_state;
- }
-
- font->SetColor(fore_color);
- DrawText(caption.data(), 0, label_rect, DT_WORDBREAK | text_align);
- }
-}
-
-Rect ComboBox::CalcLabelRect()
-{
- // fit the text in the bevel:
- Rect label_rect;
- label_rect.x = 0;
- label_rect.y = 0;
- label_rect.w = rect.w;
- label_rect.h = rect.h;
-
- label_rect.Deflate(bevel_width, bevel_width);
-
- return label_rect;
-}
-
-// +--------------------------------------------------------------------+
-
-void
-ComboBox::DrawRectSimple(Rect& rect, int state)
-{
- if (state && active_color != Color::Black)
- FillRect(rect, active_color);
- else
- FillRect(rect, back_color);
-}
-
-// +--------------------------------------------------------------------+
-
-int ComboBox::OnMouseMove(int x, int y)
-{
- bool dirty = false;
-
- if (captured)
- {
- ActiveWindow* test = GetCapture();
-
- if (test != this)
- {
- captured = false;
- button_state = 0;
- dirty = true;
- }
-
- else
- {
- if (button_state == 1)
- {
- if (!rect.Contains(x,y))
- {
- button_state = 0;
- dirty = true;
- }
- }
- else
- {
- if (rect.Contains(x,y))
- {
- button_state = 1;
- dirty = true;
- }
- }
- }
- }
-
- return ActiveWindow::OnMouseMove(x,y);
-}
-
-int ComboBox::OnLButtonDown(int x, int y)
-{
- if (!captured)
- captured = SetCapture();
-
- button_state = 1;
-
- return ActiveWindow::OnLButtonDown(x,y);
-}
-
-int ComboBox::OnLButtonUp(int x, int y)
-{
- if (captured) {
- ReleaseCapture();
- captured = 0;
- }
-
- button_state = -1;
- ShowList();
- Button::PlaySound(Button::SND_COMBO_OPEN);
- return ActiveWindow::OnLButtonUp(x,y);
-}
-
-int ComboBox::OnClick()
-{
- return ActiveWindow::OnClick();
-}
-
-int ComboBox::OnMouseEnter(int mx, int my)
-{
- if (button_state == 0)
- button_state = -1;
-
- return ActiveWindow::OnMouseEnter(mx, my);
-}
-
-int ComboBox::OnMouseExit(int mx, int my)
-{
- if (button_state == -1)
- button_state = 0;
-
- return ActiveWindow::OnMouseExit(mx, my);
-}
-
-// +--------------------------------------------------------------------+
-
-void ComboBox::MoveTo(const Rect& r)
-{
- ActiveWindow::MoveTo(r);
-
- if (list) {
- delete list;
- list = 0;
- }
-}
-
-void ComboBox::ShowList()
-{
- if (!list) {
- list = new(__FILE__,__LINE__) ComboList(this, screen,
- rect.x, rect.y,
- rect.w, rect.h,
- items.size());
-
- }
-
- if (list) {
- list->SetTextAlign(text_align);
- list->SetFont(font);
- list->SetText(text);
- list->SetSelection(seln);
- list->SetItems(items);
-
- list->Show();
- list_showing = true;
-
- EventDispatch* dispatch = EventDispatch::GetInstance();
- if (dispatch) {
- dispatch->MouseEnter(list);
- dispatch->SetFocus(list);
- }
-
- REGISTER_CLIENT(EID_CLICK, list, ComboBox, OnListSelect);
- REGISTER_CLIENT(EID_MOUSE_EXIT, list, ComboBox, OnListExit);
- }
-}
-
-void ComboBox::HideList()
-{
- if (list) {
- // These will be handled by the list window itself (i hope)
- UNREGISTER_CLIENT(EID_CLICK, list, ComboBox);
- UNREGISTER_CLIENT(EID_MOUSE_EXIT, list, ComboBox);
-
- list->Hide();
- list_showing = false;
- }
-}
-
-// +--------------------------------------------------------------------+
-
-void ComboBox::OnListSelect(AWEvent* event)
-{
- if (list) {
- int new_seln = list->GetSelectedIndex();
-
- if (new_seln >= 0 && new_seln < items.size())
- seln = new_seln;
-
- HideList();
- OnSelect();
- Button::PlaySound(Button::SND_COMBO_SELECT);
- }
-}
-
-void ComboBox::OnListExit(AWEvent* event)
-{
- //HideList();
- //Button::PlaySound(Button::SND_COMBO_CLOSE);
-}
-
-// +--------------------------------------------------------------------+
-
-int ComboBox::NumItems()
-{
- return items.size();
-}
-
-void ComboBox::ClearItems()
-{
- items.destroy();
- seln = 0;
-}
-
-void ComboBox::AddItem(const char* item)
-{
- Text* t = new(__FILE__,__LINE__) Text(item);
-
- if (t) items.append(t);
-}
-
-const char* ComboBox::GetItem(int index)
-{
- if (index >= 0 && index < items.size())
- return items[index]->data();
- else
- return 0;
-}
-
-void ComboBox::SetItem(int index, const char* item)
-{
- if (index >= 0 && index < items.size()) {
- *items[index] = item;
- }
-
- else {
- Text* t = new(__FILE__,__LINE__) Text(item);
- if (t)
- items.append(t);
- }
-}
-
-void ComboBox::SetLabel(const char* label)
-{
- SetText(label);
-}
-
-int ComboBox::GetCount()
-{
- return items.size();
-}
-
-const char* ComboBox::GetSelectedItem()
-{
- if (seln >= 0 && seln < items.size())
- return items[seln]->data();
- else
- return 0;
-}
-
-int ComboBox::GetSelectedIndex()
-{
- if (seln >= 0 && seln < items.size())
- return seln;
- else
- return -1;
-}
-
-void ComboBox::SetSelection(int index)
-{
- if (seln != index && index >= 0 && index < items.size()) {
- seln = index;
- }
-}
-
+/* Starshatter OpenSource Distribution + Copyright (c) 1997-2004, Destroyer Studios LLC. + All Rights Reserved. + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions are met: + + * Redistributions of source code must retain the above copyright notice, + this list of conditions and the following disclaimer. + * Redistributions in binary form must reproduce the above copyright notice, + this list of conditions and the following disclaimer in the documentation + and/or other materials provided with the distribution. + * Neither the name "Destroyer Studios" nor the names of its contributors + may be used to endorse or promote products derived from this software + without specific prior written permission. + + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + POSSIBILITY OF SUCH DAMAGE. + + SUBSYSTEM: nGenEx.lib + FILE: ComboBox.cpp + AUTHOR: John DiCamillo + + + OVERVIEW + ======== + Drop-down list of Buttons class +*/ + +#include "MemDebug.h" +#include "ComboBox.h" +#include "ComboList.h" +#include "Button.h" +#include "Video.h" +#include "Screen.h" +#include "Bitmap.h" +#include "Font.h" +#include "EventDispatch.h" + +// +--------------------------------------------------------------------+ +// DECLARE MAPPING FUNCTIONS: +DEF_MAP_CLIENT(ComboBox, OnListSelect); +DEF_MAP_CLIENT(ComboBox, OnListExit); + +// +--------------------------------------------------------------------+ + +ComboBox::ComboBox(ActiveWindow* p, int ax, int ay, int aw, int ah, DWORD aid) + : ActiveWindow(p->GetScreen(), ax, ay, aw, ah, aid, 0, p) +{ + button_state = 0; + captured = 0; + pre_state = 0; + seln = 0; + list = 0; + list_showing = false; + border = true; + animated = true; + bevel_width = 5; + + char buf[32]; + sprintf_s(buf, "ComboBox %d", id); //-V576 + desc = buf; +} + +ComboBox::ComboBox(Screen* s, int ax, int ay, int aw, int ah, DWORD aid) + : ActiveWindow(s, ax, ay, aw, ah, aid) +{ + button_state = 0; + captured = 0; + pre_state = 0; + seln = 0; + list = 0; + list_showing = false; + border = true; + animated = true; + bevel_width = 5; + + char buf[32]; + sprintf_s(buf, "ComboBox %d", id); //-V576 + desc = buf; +} + +// +--------------------------------------------------------------------+ + +ComboBox::~ComboBox() +{ + items.destroy(); + + if (list && !list_showing) + delete list; +} + +// +--------------------------------------------------------------------+ + +void ComboBox::SetBevelWidth(short nNewValue) +{ + if (nNewValue < 0) nNewValue = 0; + bevel_width = nNewValue; +} + +void ComboBox::SetBorder(bool bNewValue) +{ + border = bNewValue; +} + +void ComboBox::SetBorderColor(Color newValue) +{ + border_color = newValue; +} + +void ComboBox::SetActiveColor(Color newValue) +{ + active_color = newValue; +} + +void ComboBox::SetAnimated(bool bNewValue) +{ + animated = bNewValue; +} + +// +--------------------------------------------------------------------+ + +void +ComboBox::Draw() +{ + int x = 0; + int y = 0; + int w = rect.w; + int h = rect.h; + + if (w < 1 || h < 1 || !shown) + return; + + Rect btn_rect(x,y,w,h); + + // draw the bevel: + DrawRectSimple(btn_rect, button_state); + + // draw the border: + if (border) + DrawRect(0,0,w-1,h-1,border_color); + + // draw the arrow: + POINT arrow[3]; + double h3 = (double)h/3.0; + + arrow[0].x = (int) (w-2*h3); + arrow[0].y = (int) (h3); + arrow[1].x = (int) (w-h3); + arrow[1].y = (int) (h3); + arrow[2].x = (int) ((arrow[1].x + arrow[0].x)/2); + arrow[2].y = (int) (2*h3); + + FillPoly(3, arrow, border_color); + + // draw text here: + Text caption = text; + if (GetSelectedIndex() >= 0) + caption = GetSelectedItem(); + + if (font && caption.length()) { + int border_size = 4; + + if (style & WIN_RAISED_FRAME && style & WIN_SUNK_FRAME) + border_size = 8; + + Rect label_rect = CalcLabelRect(); + int vert_space = label_rect.h; + int horz_space = label_rect.w; + + DrawText(caption.data(), 0, label_rect, DT_CALCRECT | DT_WORDBREAK | text_align); + vert_space = (vert_space - label_rect.h)/2; + + label_rect.w = horz_space; + + if (vert_space > 0) + label_rect.y += vert_space; + + if (animated && button_state > 0) { + label_rect.x += button_state; + label_rect.y += button_state; + } + + font->SetColor(fore_color); + DrawText(caption.data(), 0, label_rect, DT_WORDBREAK | text_align); + } +} + +Rect ComboBox::CalcLabelRect() +{ + // fit the text in the bevel: + Rect label_rect; + label_rect.x = 0; + label_rect.y = 0; + label_rect.w = rect.w; + label_rect.h = rect.h; + + label_rect.Deflate(bevel_width, bevel_width); + + return label_rect; +} + +// +--------------------------------------------------------------------+ + +void +ComboBox::DrawRectSimple(Rect& rect, int state) +{ + if (state && active_color != Color::Black) + FillRect(rect, active_color); + else + FillRect(rect, back_color); +} + +// +--------------------------------------------------------------------+ + +int ComboBox::OnMouseMove(int x, int y) +{ + bool dirty = false; + + if (captured) + { + ActiveWindow* test = GetCapture(); + + if (test != this) + { + captured = false; + button_state = 0; + dirty = true; + } + + else + { + if (button_state == 1) + { + if (!rect.Contains(x,y)) + { + button_state = 0; + dirty = true; + } + } + else + { + if (rect.Contains(x,y)) + { + button_state = 1; + dirty = true; + } + } + } + } + + return ActiveWindow::OnMouseMove(x,y); +} + +int ComboBox::OnLButtonDown(int x, int y) +{ + if (!captured) + captured = SetCapture(); + + button_state = 1; + + return ActiveWindow::OnLButtonDown(x,y); +} + +int ComboBox::OnLButtonUp(int x, int y) +{ + if (captured) { + ReleaseCapture(); + captured = 0; + } + + button_state = -1; + ShowList(); + Button::PlaySound(Button::SND_COMBO_OPEN); + return ActiveWindow::OnLButtonUp(x,y); +} + +int ComboBox::OnClick() +{ + return ActiveWindow::OnClick(); +} + +int ComboBox::OnMouseEnter(int mx, int my) +{ + if (button_state == 0) + button_state = -1; + + return ActiveWindow::OnMouseEnter(mx, my); +} + +int ComboBox::OnMouseExit(int mx, int my) +{ + if (button_state == -1) + button_state = 0; + + return ActiveWindow::OnMouseExit(mx, my); +} + +// +--------------------------------------------------------------------+ + +void ComboBox::MoveTo(const Rect& r) +{ + ActiveWindow::MoveTo(r); + + if (list) { + delete list; + list = 0; + } +} + +void ComboBox::ShowList() +{ + if (!list) { + list = new(__FILE__,__LINE__) ComboList(this, screen, + rect.x, rect.y, + rect.w, rect.h, + items.size()); + + } + + if (list) { + list->SetTextAlign(text_align); + list->SetFont(font); + list->SetText(text); + list->SetSelection(seln); + list->SetItems(items); + + list->Show(); + list_showing = true; + + EventDispatch* dispatch = EventDispatch::GetInstance(); + if (dispatch) { + dispatch->MouseEnter(list); + dispatch->SetFocus(list); + } + + REGISTER_CLIENT(EID_CLICK, list, ComboBox, OnListSelect); + REGISTER_CLIENT(EID_MOUSE_EXIT, list, ComboBox, OnListExit); + } +} + +void ComboBox::HideList() +{ + if (list) { + // These will be handled by the list window itself (i hope) + UNREGISTER_CLIENT(EID_CLICK, list, ComboBox); + UNREGISTER_CLIENT(EID_MOUSE_EXIT, list, ComboBox); + + list->Hide(); + list_showing = false; + } +} + +// +--------------------------------------------------------------------+ + +void ComboBox::OnListSelect(AWEvent* event) +{ + if (list) { + int new_seln = list->GetSelectedIndex(); + + if (new_seln >= 0 && new_seln < items.size()) + seln = new_seln; + + HideList(); + OnSelect(); + Button::PlaySound(Button::SND_COMBO_SELECT); + } +} + +void ComboBox::OnListExit(AWEvent* event) +{ + //HideList(); + //Button::PlaySound(Button::SND_COMBO_CLOSE); +} + +// +--------------------------------------------------------------------+ + +int ComboBox::NumItems() +{ + return items.size(); +} + +void ComboBox::ClearItems() +{ + items.destroy(); + seln = 0; +} + +void ComboBox::AddItem(const char* item) +{ + Text* t = new(__FILE__,__LINE__) Text(item); + + if (t) items.append(t); +} + +const char* ComboBox::GetItem(int index) +{ + if (index >= 0 && index < items.size()) + return items[index]->data(); + else + return 0; +} + +void ComboBox::SetItem(int index, const char* item) +{ + if (index >= 0 && index < items.size()) { + *items[index] = item; + } + + else { + Text* t = new(__FILE__,__LINE__) Text(item); + if (t) + items.append(t); + } +} + +void ComboBox::SetLabel(const char* label) +{ + SetText(label); +} + +int ComboBox::GetCount() +{ + return items.size(); +} + +const char* ComboBox::GetSelectedItem() +{ + if (seln >= 0 && seln < items.size()) + return items[seln]->data(); + else + return 0; +} + +int ComboBox::GetSelectedIndex() +{ + if (seln >= 0 && seln < items.size()) + return seln; + else + return -1; +} + +void ComboBox::SetSelection(int index) +{ + if (seln != index && index >= 0 && index < items.size()) { + seln = index; + } +} + |