Menu function problems...
Author
Below is some code for a menu system I am currently working on. It draws the menu nicely but whenever I click on something in the menu nothing happens. Have a look at the source and tell me what you think is wrong, thanks.
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void Menu::Render(float timeframe)
{
diKeyboard->GetDeviceState(256, (LPVOID)keystate);
ZeroMemory(&mousestate, sizeof(mousestate));
diMouse->GetDeviceState(sizeof(DIMOUSESTATE), &mousestate);
if(FAILED(D3DXCreateTextureFromFile(d3dDevice, "textures/model/test.bmp", &TEXmenumain)))
{
sprintf(txt,"Cannot load menu.");
error();
return;
}
POINT MousePoint;
RECT WindowRect,ClientRect;
GetCursorPos(&MousePoint);
GetWindowRect(hWnd, &WindowRect);
GetClientRect(hWnd, &ClientRect);
int vy = ClientRect.bottom;
int vx = ClientRect.right;
int mouse_move=0;
if(last_mouse_pos.x != MousePoint.x || last_mouse_pos.y != MousePoint.y) mouse_move=1;
float xf = (screen_x_font/(float)vx)*(MousePoint.x-WindowRect.left+ClientRect.left)/(float)11;
float yf = (screen_y_font/(float)vy)*(MousePoint.y-WindowRect.top+ClientRect.top)/16;
int ydelta=1;
int xdelta=1;
int zn=0;
int ri=0;
int maxNameLen=0;
int maxExtLen=0;
for(int i=0; i<items.size(); i++)
{
int len=0;
if(items.type!=ITEM_INT)
{
len += strlen(items.name);
if(len>maxNameLen)maxNameLen=len;
}
else
{
for(int j=0; j<items.IntItems.size(); j++)
{
if(strlen(items.IntItems[j].name) > len) len = strlen(items.IntItems[j].name);
}
if(len>maxNameLen)maxNameLen=len;
}
len=0;
if(items.type==ITEM_BOOL)len+=7;
else if(items.type==ITEM_KEY)len+=3;
else if(items.type==ITEM_KEY_CHANGE)len+=3;
else if(items.type==ITEM_INT)
{
len+=3;
if(items.p == NULL) len+=4;
}
else if(items.type==ITEM_FLOAT)len+=11;
else len+=7;
if(len>maxExtLen)maxExtLen = len;
ri++;
zn = maxNameLen+maxExtLen;
if(zn>70)zn=70;
xdelta = (85-zn)/2+1;
ydelta = (45-ri)/2+1;
int x = (int)xf-xdelta;
int y = (int)yf-ydelta;
int akt_item_old = akt_item;
if(mouse_move)
{
if(y>=0 && y<items.size() && x>=0 && x<zn) akt_item=y;
}
if( akt_item != akt_item_old )
{
mousestate.rgbButtons[0]=0;
}
if(items[akt_item].type==ITEM_BOOL)
{
if(mousestate.rgbButtons[0])
{
if(items[akt_item].p!=NULL)*(int*)items[akt_item].p=!*(int*)items[akt_item].p;
mousestate.rgbButtons[0]=0;
}
}
else if(items[akt_item].type==ITEM_INT)
{
if(items[akt_item].IntItems.size()>0)
{
if(mousestate.rgbButtons[0])
{
items[akt_item].IntIndex = (items[akt_item].IntIndex+1)%items[akt_item].IntItems.size();
}
if(items[akt_item].p!=NULL)
{
*(int*)items[akt_item].p = items[akt_item].IntItems[items[akt_item].IntIndex].value;
}
}
mousestate.rgbButtons[0]=0;
}
else if(items[akt_item].type==ITEM_FLOAT)
{
float step=0.1f;
if(mousestate.rgbButtons[0] && mouse_move)
{
items[akt_item].float_item.aktual+= (float)(MousePoint.x - last_mouse_pos.x)*step*0.03f;
if(items[akt_item].float_item.aktual>1.0f)items[akt_item].float_item.aktual=1.f;
if(items[akt_item].float_item.aktual<0.0f)items[akt_item].float_item.aktual=0.f;
if(items[akt_item].p!=NULL)
{
*(float*)items[akt_item].p = items[akt_item].float_item.min + items[akt_item].float_item.aktual*(items[akt_item].float_item.max-items[akt_item].float_item.min);
}
}
else if(items[akt_item].type==ITEM_KEY_CHANGE)
{
if(mousestate.rgbButtons[0])
{
if(items[akt_item].p!=NULL) *(int*)items[akt_item].p=1;
mousestate.rgbButtons[0]=0;
}
}
}
//draw here...>
f->Begin();
int i;
for(i=0; i<items.size(); i++)
{
if(i==akt_item)color = D3DCOLOR_ARGB(255,255,0,0);
if(items.type==ITEM_TEXT)
{
f->Print( xdelta, i+ydelta, items.name, 0, color);
}
else if(items.type==ITEM_KEY || items.type==ITEM_KEY_CHANGE)
{
if(items.p!=NULL)
{
char text_keys[2]={0};
f->Print(xdelta, i+ydelta, items.name, 0, color);
if(items.key==-1)text_keys[0]='-';
else text_keys[0]=items.key;
f->Print(xdelta+maxNameLen, i+ydelta, ":", 0, color);
f->Print(xdelta+maxNameLen+2, i+ydelta, text_keys, 0, color);
}
else
{
f->Print( xdelta+maxNameLen, i+ydelta, ": !!! !", 0, color);
}
}
else if(items.type==ITEM_BOOL)
{
if(items.p!=NULL)
{
char text_keys[2]={0};
f->Print(xdelta, i+ydelta, items.name, 0, color);
if(*(int*)items.p )f->Print( xdelta+maxNameLen, i+ydelta, ": ON", 0, color);
else f->Print( xdelta+maxNameLen, i+ydelta, ": OFF", 0, color);
if(items.key==-1)text_keys[0]='-';
else text_keys[0]=items.key;
f->Print(xdelta+maxNameLen+6, i+ydelta, text_keys, 0, color);
}
else
{
f->Print( xdelta+maxNameLen, i+ydelta, ": !!! !", 0, color);
}
}
else if(items.type==ITEM_INT)
{
char text_keys[2]={0};
if(items.IntItems.size()<=0)f->Print(xdelta, i+ydelta, items.name, 0, color);
else f->Print( xdelta, i+ydelta, items.IntItems[items.IntIndex].name, 0, color);
if(items.key==-1)text_keys[0]='-';
else text_keys[0]=items.key;
f->Print(xdelta+maxNameLen, i+ydelta, ":", 0, color);
f->Print(xdelta+maxNameLen+2, i+ydelta, text_keys, 0, color);
if(items.p==NULL)f->Print(xdelta+maxNameLen+4, i+ydelta, "!!!", 0, color);
}
else if(items.type==ITEM_FLOAT)
{
char text_keys[2]={0};
char text_float[50];
f->Print(xdelta, i+ydelta, items.name, 0, color);
if(items.key==-1)text_keys[0]='-';
else text_keys[0]=items.key;
f->Print(xdelta+maxNameLen+10, i+ydelta, text_keys, 0, color);
float a = items.float_item.min+items.float_item.aktual*(items.float_item.max-items.float_item.min);
_gcvt((double)a, 4, text_float);
f->Print(xdelta+maxNameLen, i+ydelta, ":", 0, color);
f->Print(xdelta+maxNameLen+2, i+ydelta, text_float, 0, color);
}
color = D3DCOLOR_ARGB(255,255,255,255);
}
f->End();
last_mouse_pos = MousePoint;
}
void Menu::AddKeyChange(char *name, int key, void *p)
{
MENUITEM i;
strncpy(i.name, name, 50);
i.name[50]=NULL;
i.key = key;
if(i.key!=-1)keystate[i.key]=0;
i.p = p;
if(i.p!=NULL)*(int*)i.p = 0;
i.type = ITEM_KEY_CHANGE;
items.push_back(i);
}
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