What's the way(s) to trigger an event in C++?

Question

A_A

Answer 1

include

#include

#include

#include

#include

#include

#include

#include

#include

#include



using namespace std;

/* classes */



int main(int argc,char **argv)



while(SDL_PollEvent(&event))

{

switch(event.type)

{

case SDL_QUIT:

run=1;

break;

case SDL_MOUSEBUTTONDOWN:

{

mouseclick(event,select,starships,loop_skip,missiles);

}

break;

case SDL_KEYDOWN:

if(event.key.keysym.sym == SDLK_m)

{

if(!musicPlaying)

{

Mix_PlayMusic(gameMusic,-1);

musicPlaying=!musicPlaying;

}

else

{

Mix_HaltMusic();

musicPlaying=!musicPlaying;

}

}

break;

}

}

void mouseclick(SDL_Event &event,selected_object &select, vector & starships,int &loop_skip,vector & missiles)

{

string MISSILE="MISSILE";

int mouse_press_x;

int mouse_press_y;

int accelx,accely;

unsigned int i=0;

float x=-1000;

float y=-1000;





if((event.button.button==SDL_BUTTON_LEFT)&&(select.select==true))

{

mouse_press_x=event.button.x;

mouse_press_y=event.button.y;

for (i=0;i
{

x=starships[i].x;

y=starships[i].y;

if(((click_compare(x,y,mouse_press_x,mouse_press_y,starships)==true)))

{

for(unsigned int j=0;j
{

if (starships[j].image_name=="pictures/selected.bmp")

{

select.j_carry=j;

break;

}

}

if(select.i_carry!=i)

{

if (starships[select.i_carry].x
accelx=30;

else

accelx=-30;

if (starships[select.i_carry].y
accely=30;

else

accely=-30;



starship unit("pictures/missile.bmp",(starships[select.i_carry].x+accelx+30),(starships[select.i_carry].y+accely)+30);

unit.modify((starships[i].x)+50, (starships[i].y)+50,"overload_LOL!!!");

unit.type="MISSILE";

missiles.push_back(unit);

}

loop_skip=i;

i=starships.size();

}

else

{

starships[loop_skip].modify(mouse_press_x-50,mouse_press_y-50);

}

}

}



else if(event.button.button==SDL_BUTTON_LEFT)

{

mouse_press_x=event.button.x;

mouse_press_y=event.button.y;

for (i=0;i
{

x=starships[i].x;

y=starships[i].y;

if(((click_compare(x,y,mouse_press_x,mouse_press_y,starships)==true)))

{

select.select=true;

select.i_carry=i;

for(unsigned int j=0;j
{

starships[j].modify_image("pictures/unselected.bmp");

select.j_carry=j;

}

starships[i].modify_image("pictures/selected.bmp");

loop_skip=i;

i=starships.size();

}

//if(((click_compare(x,y,mouse_press_x,mouse_press_y)==false))&&(select.select==true))

//{

// starships[loop_skip].modify(mouse_press_x-50,mouse_press_y-50);

//}

}

}



else //right button

{

loop_skip=0;

select.select=false;

std::cout << select.select<
for(unsigned int j=0;j
{

starships[j].modify_image("pictures/unselected.bmp");

}

}





}

selected_object selection(selected_object j)

{

return j;

}



bool click_compare(int x, int y, int mx, int my,vector &starships)

{

int width=starships[1].image->w;

int height=starships[1].image->h;

bool compare=false;

if (((mx>x-1)&&(mxy-1)&&(my
compare=true;

return compare;

}

Answer 2

You Speak English well, little brother



hehehehehehhe nwn

Answer 3

I have gone through your question - I want to share: http://msdn.microsoft.com/en-us/library/windows/desktop/aa446886%28v=vs.85%29.aspx -- I could not write the whole answer for its length. Please go through that page and hopefully you will get your answer.



Best of Luck.