minsky::ButtonWidget< rowCol > Class Template Reference

supports +/-/←/→/↓/↑ widget More...

#include <godleyTableWindow.h>

Inheritance diagram for minsky::ButtonWidget< rowCol >:

Collaboration diagram for minsky::ButtonWidget< rowCol >:

Public Member Functions
void	draw (cairo_t *)
void	drawButton (cairo_t *, const std::string &label, double r, double g, double b, int idx)
	draw button idx, with label label and colour r, b, g More...
void	invoke (double x)
	invoke action associated with button at x More...
void	hover (int button)
	indicate which button mouse is hovering over. x<0 means not hovering More...
void	hover (double x)
int	button (double x) const
	convert x coordinate into a button More...
int	mouseOver () const
	ButtonWidget (GodleyIcon &godleyIcon, unsigned idx=0)
template<>
void	invoke (double x)
template<>
void	invoke (double x)

Public Attributes
Pos	pos =middle
unsigned	idx =0
	row or column this widget is located in More...

Static Public Attributes
static constexpr double	buttonSpacing =15

Protected Attributes
GodleyIcon &	godleyIcon
int	m_mouseOver =-1

Private Member Functions
	CLASSDESC_ACCESS (ButtonWidget)

Additional Inherited Members
Public Types inherited from minsky::ButtonWidgetEnums
enum	RowCol { row, col }
enum	Pos {   first, second, middle, last,   firstAndLast }

Detailed Description

template<minsky::ButtonWidgetEnums::RowCol rowCol>
class minsky::ButtonWidget< rowCol >

supports +/-/←/→/↓/↑ widget

Definition at line 44 of file godleyTableWindow.h.

Constructor & Destructor Documentation

ButtonWidget()

template<minsky::ButtonWidgetEnums::RowCol rowCol>

minsky::ButtonWidget< rowCol >::ButtonWidget ( GodleyIcon &  godleyIcon, unsigned  idx = 0  )

inline

Definition at line 69 of file godleyTableWindow.h.

                                                        :
      godleyIcon(godleyIcon), idx(idx) {}

Member Function Documentation

button()

template<minsky::ButtonWidgetEnums::RowCol rowCol>

int minsky::ButtonWidget< rowCol >::button ( double  x ) const

inline

convert x coordinate into a button

Definition at line 66 of file godleyTableWindow.h.

Referenced by minsky::ButtonWidget< row >::hover().

{return x/buttonSpacing;}

Here is the caller graph for this function:

CLASSDESC_ACCESS()

template<minsky::ButtonWidgetEnums::RowCol rowCol>

minsky::ButtonWidget< rowCol >::CLASSDESC_ACCESS ( ButtonWidget< rowCol >  )

private

draw()

template<ButtonWidgetEnums::RowCol rowCol>

void minsky::ButtonWidget< rowCol >::draw

(

cairo_t *

cairo

)

Definition at line 1197 of file godleyTableWindow.cc.

  {         
    const CairoSave cs(cairo);
    int idx=0;
    if (rowCol==row || (!cminsky().multipleEquities() && godleyIcon.table.singleEquity())) {  // no column widgets on equity column in single equity column mode
      if (rowCol == row || (rowCol == col && pos!=last)) 
        drawButton(cairo,"+",0,1,0,idx++);
      if ((rowCol == row && pos!=first && pos!=firstAndLast) || (rowCol == col && pos!=last))   // no delete button for first row containing initial conditions. For ticket 1064
            drawButton(cairo,"—",1,0,0,idx++);  
      if ((rowCol == row && pos!=first && pos!=second && pos!=firstAndLast) || (rowCol == col && pos!=first && pos!=last))      // no move up button for first row containing initial conditions. For ticket 1064
        drawButton(cairo,rowCol==row? "↑": "←",0,0,0,idx++);
      if ((pos!=first && pos!=last && pos!=firstAndLast) || (rowCol == col && pos!=last))      // no move down button for first row containing initial conditions. For ticket 1064
        drawButton(cairo,rowCol==row? "↓": "→",0,0,0,idx++);
    } else {
      drawButton(cairo,"+",0,1,0,idx++);
      if ((pos!=first && pos!=firstAndLast) || rowCol == col)   // no delete button for first row containing initial conditions. For ticket 1064
                drawButton(cairo,"—",1,0,0,idx++);
      if (pos!=first && pos!=second && pos!=firstAndLast)                                               // no move up button for first row containing initial conditions. For ticket 1064
        drawButton(cairo,rowCol==row? "↑": "←",0,0,0,idx++);
      if ((pos!=first && pos!=last && pos!=firstAndLast) || (rowCol == col && pos!=last))      // no move down button for first row containing initial conditions. For ticket 1064
        drawButton(cairo,rowCol==row? "↓": "→",0,0,0,idx++);          
        }
    
  }  

drawButton()

template<ButtonWidgetEnums::RowCol rowCol>

void minsky::ButtonWidget< rowCol >::drawButton	(	cairo_t *	cairo,
		const std::string &	label,
		double	r,
		double	g,
		double	b,
		int	idx
	)

draw button idx, with label label and colour r, b, g

Definition at line 1171 of file godleyTableWindow.cc.

  {
    // stash current point for drawing a box
    double x0, y0;
    cairo_get_current_point(cairo,&x0, &y0);
    
    const CairoSave cs(cairo);
    Pango pango(cairo);
    // increase text size a bit for the buttons
    pango.setFontSize(0.8*buttonSpacing);
    pango.setMarkup(label);
    cairo_set_source_rgb(cairo,r,g,b);
    pango.show();
    
    // draw box around button
    cairo_rectangle(cairo, x0, y0+0.2*pango.height(), buttonSpacing, buttonSpacing);
    if (idx==m_mouseOver)
      cairo_set_source_rgb(cairo,0,0,0); // draw in black if mouse over button
    else
      cairo_set_source_rgb(cairo,0.5,0.5,0.5); // draw in grey
    cairo_set_line_width(cairo,1);
    cairo_stroke(cairo);
    cairo_move_to(cairo,x0+buttonSpacing,y0);
  }

hover() [1/2]

template<minsky::ButtonWidgetEnums::RowCol rowCol>

void minsky::ButtonWidget< rowCol >::hover ( int  button )

inline

indicate which button mouse is hovering over. x<0 means not hovering

Definition at line 63 of file godleyTableWindow.h.

{m_mouseOver=button;}

hover() [2/2]

template<minsky::ButtonWidgetEnums::RowCol rowCol>

void minsky::ButtonWidget< rowCol >::hover ( double  x )

inline

Definition at line 64 of file godleyTableWindow.h.

{m_mouseOver=button(x);}

invoke() [1/3]

template<minsky::ButtonWidgetEnums::RowCol rowCol>

void minsky::ButtonWidget< rowCol >::invoke

(

double

x

)

invoke action associated with button at x

invoke() [2/3]

template<>

void minsky::ButtonWidget< ButtonWidgetEnums::row >::invoke

(

double

x

)

Definition at line 75 of file godleyTableWindow.cc.

  {
    const int button=x/buttonSpacing;
    switch (button)
      {
      case 0:
        godleyIcon.table.insertRow(idx+1);
        break;
      case 1:      
        if (pos!=first && pos!=firstAndLast) godleyIcon.deleteRow(idx+1); // Initial conditions row cannot be deleted, even when it is the only row in the table. For ticket 1064
        break;
      case 2:  
        if (pos==second)                                       // Third button of second row cannot swap initial conditions and second row. For ticket 1064
           godleyIcon.table.moveRow(idx,1); 
        else if (pos!=first && pos!=firstAndLast)               // Third button cannot swap column headings and initial conditions row values. For ticket 1064     
          godleyIcon.table.moveRow(idx,-1);   
        break;
      case 3:
        if (pos==middle)                                         // Fourth button on first and second row cannot move initial conditions row. For ticket 1064
          godleyIcon.table.moveRow(idx,1);
        break;
      }
    try {godleyIcon.update();}   // Update current Godley icon and table after button widget invoke. for ticket 1059.
    catch (...) {}
  }

invoke() [3/3]

template<>

void minsky::ButtonWidget< ButtonWidgetEnums::col >::invoke

(

double

x

)

Definition at line 102 of file godleyTableWindow.cc.

  {
    const int button=x/buttonSpacing;
    if (!cminsky().multipleEquities() && godleyIcon.table.singleEquity()) {  // no column widgets on equity column in single equity column mode
      if (pos!=last)
        switch (button)
         {
         case 0:
           godleyIcon.table.insertCol(idx+1);
           break;
         case 1:
           godleyIcon.table.deleteCol(idx+1);
           break;
         case 2:
           if (pos==first)
             godleyIcon.table.moveCol(idx,1);
           else if (pos!=first)
             godleyIcon.table.moveCol(idx,-1);
           break;
         case 3:
           if (pos==middle)
             godleyIcon.table.moveCol(idx,1);
           break;
         }
         } else {
        switch (button)
          {
          case 0:
            godleyIcon.table.insertCol(idx+1);
            break;
          case 1:
            godleyIcon.table.deleteCol(idx+1);
            break;
          case 2:
            if (pos==first)
              godleyIcon.table.moveCol(idx,1);
            else
              godleyIcon.table.moveCol(idx,-1);
            break;
          case 3:
            if (pos==middle)
              godleyIcon.table.moveCol(idx,1);
            break;
          }      
     }
    try {godleyIcon.update();}   // Update current Godley icon and table after button widget invoke. for ticket 1059.
    catch (...) {}      
  }

mouseOver()

template<minsky::ButtonWidgetEnums::RowCol rowCol>

int minsky::ButtonWidget< rowCol >::mouseOver ( ) const

inline

Definition at line 67 of file godleyTableWindow.h.

{return m_mouseOver;}

Member Data Documentation

buttonSpacing

template<minsky::ButtonWidgetEnums::RowCol rowCol>

constexpr double minsky::ButtonWidget< rowCol >::buttonSpacing =15

static

Definition at line 51 of file godleyTableWindow.h.

Referenced by minsky::ButtonWidget< row >::button().

godleyIcon

template<minsky::ButtonWidgetEnums::RowCol rowCol>

GodleyIcon& minsky::ButtonWidget< rowCol >::godleyIcon

protected

Definition at line 48 of file godleyTableWindow.h.

idx

template<minsky::ButtonWidgetEnums::RowCol rowCol>

unsigned minsky::ButtonWidget< rowCol >::idx =0

row or column this widget is located in

Definition at line 54 of file godleyTableWindow.h.

m_mouseOver

template<minsky::ButtonWidgetEnums::RowCol rowCol>

int minsky::ButtonWidget< rowCol >::m_mouseOver =-1

protected

Definition at line 49 of file godleyTableWindow.h.

Referenced by minsky::ButtonWidget< row >::hover(), and minsky::ButtonWidget< row >::mouseOver().

pos

template<minsky::ButtonWidgetEnums::RowCol rowCol>

Pos minsky::ButtonWidget< rowCol >::pos =middle

Definition at line 53 of file godleyTableWindow.h.

---

The documentation for this class was generated from the following files:

• model/godleyTableWindow.h
• model/godleyTableWindow.cc