X-Git-Url: http://shamusworld.gotdns.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Fgui%2Fmenu.cpp;fp=src%2Fgui%2Fmenu.cpp;h=f0339775a5cdfc3e4d13a13b197c81015d49a03a;hb=f9098d0570ae6462781e8189518085cb1c8c00ef;hp=0000000000000000000000000000000000000000;hpb=836c7fa1f3e2dc3ec9849cac2584d4544bf2fba4;p=virtualjaguar

diff --git a/src/gui/menu.cpp b/src/gui/menu.cpp
new file mode 100644
index 0000000..f033977
--- /dev/null
+++ b/src/gui/menu.cpp
@@ -0,0 +1,177 @@
+//
+// Menu class & supporting structs/classes
+//
+// by James L. Hammons
+//
+
+#include "menu.h"
+
+// Local variables
+static const char separator[] = "--------------------------------------------------------";
+
+// Implementation
+
+Menu::Menu(uint32 x/*= 0*/, uint32 y/*= 0*/, uint32 w/*= 0*/, uint32 h/*= FONT_HEIGHT*/,
+	uint32 fgc/*= 0xFF7F0000*/, uint32 bgc/*= 0xFFFF3F3F*/, uint32 fgch/*= 0xFFFF3F3F*/,
+	uint32 bgch/*= 0xFFFF8787*/):
+	Element(x, y, w, h), activated(false), clicked(false), inside(0), insidePopup(0),
+	fgColor(fgc), bgColor(bgc), fgColorHL(fgch), bgColorHL(bgch), menuChosen(-1),
+	menuItemChosen(-1)
+{
+}
+
+void Menu::HandleKey(SDLKey key)
+{
+	for(uint32 i=0; i<itemList.size(); i++)
+	{
+		for(uint32 j=0; j<itemList[i].item.size(); j++)
+		{
+			if (itemList[i].item[j].hotKey == key)
+			{
+				SDL_Event event;
+				event.type = SDL_USEREVENT;
+				event.user.code = MENU_ITEM_CHOSEN;
+				event.user.data1 = (void *)itemList[i].item[j].action;
+	    		SDL_PushEvent(&event);
+
+				clicked = false, menuChosen = menuItemChosen = -1;
+				break;
+			}
+		}
+	}
+}
+
+void Menu::HandleMouseMove(uint32 x, uint32 y)
+{
+	inside = insidePopup = 0;
+
+	if (Inside(x, y))
+	{
+		// Find out *where* we are inside the menu bar
+		uint32 xpos = extents.x;
+
+		for(uint32 i=0; i<itemList.size(); i++)
+		{
+			uint32 width = (itemList[i].title.length() + 2) * FONT_WIDTH;
+
+			if (x >= xpos && x < xpos + width)
+			{
+				inside = i + 1;
+				menuChosen = i;
+				break;
+			}
+
+			xpos += width;
+		}
+	}
+
+	if (!Inside(x, y) && !clicked)
+	{
+		menuChosen = -1;
+	}
+
+	if (itemList[menuChosen].Inside(x, y) && clicked)
+	{
+		insidePopup = ((y - itemList[menuChosen].extents.y) / FONT_HEIGHT) + 1;
+		menuItemChosen = insidePopup - 1;
+	}
+}
+
+void Menu::HandleMouseButton(uint32 x, uint32 y, bool mouseDown)
+{
+	if (!clicked)
+	{
+		if (mouseDown)
+		{
+			if (inside)
+				clicked = true;
+			else
+				menuChosen = -1;					// clicked is already false...!
+		}
+	}
+	else											// clicked == true
+	{
+		if (insidePopup && !mouseDown)				// I.e., mouse-button-up
+		{
+			activated = true;
+			if (itemList[menuChosen].item[menuItemChosen].action != NULL)
+			{
+//				itemList[menuChosen].item[menuItemChosen].action();
+				SDL_Event event;
+				event.type = SDL_USEREVENT;
+				event.user.code = MENU_ITEM_CHOSEN;
+				event.user.data1 = (void *)itemList[menuChosen].item[menuItemChosen].action;
+			    SDL_PushEvent(&event);
+
+				clicked = false, menuChosen = menuItemChosen = -1;
+
+/*				SDL_Event event;
+				while (SDL_PollEvent(&event));		// Flush the event queue...
+				event.type = SDL_MOUSEMOTION;
+				int mx, my;
+				SDL_GetMouseState(&mx, &my);
+				event.motion.x = mx, event.motion.y = my;
+			    SDL_PushEvent(&event);				// & update mouse position...!
+*/			}
+		}
+
+		if (!inside && !insidePopup && mouseDown)
+			clicked = false, menuChosen = menuItemChosen = -1;
+	}
+}
+
+void Menu::Draw(uint32 offsetX/*= 0*/, uint32 offsetY/*= 0*/)
+{
+	uint32 xpos = extents.x + offsetX;
+
+	for(uint32 i=0; i<itemList.size(); i++)
+	{
+//		uint16 color1 = fgColor, color2 = bgColor;
+		uint32 color1 = fgColor, color2 = bgColor;
+		if (inside == (i + 1) || (menuChosen != -1 && (uint32)menuChosen == i))
+			color1 = fgColorHL, color2 = bgColorHL;
+
+		DrawStringOpaque(screenBuffer, xpos, extents.y + offsetY, color1, color2,
+			" %s ", itemList[i].title.c_str());
+		xpos += (itemList[i].title.length() + 2) * FONT_WIDTH;
+	}
+
+	// Draw sub menu (but only if active)
+	if (clicked)
+	{
+		uint32 ypos = extents.y + FONT_HEIGHT + 1;
+
+		for(uint32 i=0; i<itemList[menuChosen].item.size(); i++)
+		{
+//			uint16 color1 = fgColor, color2 = bgColor;
+			uint32 color1 = fgColor, color2 = bgColor;
+
+			if (insidePopup == i + 1)
+				color1 = fgColorHL, color2 = bgColorHL, menuItemChosen = i;
+
+			if (itemList[menuChosen].item[i].name.length() > 0)
+				DrawStringOpaque(screenBuffer, itemList[menuChosen].extents.x, ypos,
+					color1, color2, " %-*.*s ", itemList[menuChosen].charLength,
+					itemList[menuChosen].charLength, itemList[menuChosen].item[i].name.c_str());
+			else
+				DrawStringOpaque(screenBuffer, itemList[menuChosen].extents.x, ypos,
+					fgColor, bgColor, "%.*s", itemList[menuChosen].charLength + 2, separator);
+
+			ypos += FONT_HEIGHT;
+		}
+	}
+}
+
+void Menu::Add(MenuItems mi)
+{
+	for(uint32 i=0; i<mi.item.size(); i++)
+		if (mi.item[i].name.length() > mi.charLength)
+			mi.charLength = mi.item[i].name.length();
+
+	// Set extents here as well...
+	mi.extents.x = extents.x + extents.w, mi.extents.y = extents.y + FONT_HEIGHT + 1;
+	mi.extents.w = (mi.charLength + 2) * FONT_WIDTH, mi.extents.h = mi.item.size() * FONT_HEIGHT;
+
+	itemList.push_back(mi);
+	extents.w += (mi.title.length() + 2) * FONT_WIDTH;
+}