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ntk/test/table.cxx

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  1. //

  2. // exercisetablerow -- Exercise all aspects of the Fl_Table_Row widget

  3. //

  4. 

  5. #include <stdio.h>

  6. #include <string.h>

  7. #ifdef WIN32

  8. #include <stdlib.h>	// atoi

  9. #endif /*WIN32*/

  10. 

  11. #include <FL/Fl.H>

  12. #include <FL/Fl_Window.H>

  13. #include <FL/Fl_Input.H>

  14. #include <FL/Fl_Check_Button.H>

  15. #include <FL/Fl_Choice.H>

  16. #include <FL/fl_draw.H>

  17. #include <FL/fl_ask.H>

  18. #include <FL/Fl_Table_Row.H>

  19. 

  20. // Simple demonstration class to derive from Fl_Table_Row

  21. class DemoTable : public Fl_Table_Row

  22. {

  23. private:

  24.     Fl_Color cell_bgcolor;				// color of cell's bg color

  25.     Fl_Color cell_fgcolor;				// color of cell's fg color

  26. 

  27. protected:

  28.     void draw_cell(TableContext context,  		// table cell drawing

  29.     		   int R=0, int C=0, int X=0, int Y=0, int W=0, int H=0);

  30.     static void event_callback(Fl_Widget*, void*);

  31.     void event_callback2();				// callback for table events

  32. 

  33. public:

  34.     DemoTable(int x, int y, int w, int h, const char *l=0) : Fl_Table_Row(x,y,w,h,l)

  35.     {

  36.         cell_bgcolor = FL_WHITE;

  37.         cell_fgcolor = FL_BLACK;

  38.         callback(&event_callback, (void*)this);

  39. 	end();

  40.     }

  41.     ~DemoTable() { }

  42.     Fl_Color GetCellFGColor() const { return(cell_fgcolor); }

  43.     Fl_Color GetCellBGColor() const { return(cell_bgcolor); }

  44.     void SetCellFGColor(Fl_Color val) { cell_fgcolor = val; }

  45.     void SetCellBGColor(Fl_Color val) { cell_bgcolor = val; }

  46. };

  47. 

  48. // Handle drawing all cells in table

  49. void DemoTable::draw_cell(TableContext context, 

  50. 			  int R, int C, int X, int Y, int W, int H)

  51. {

  52.     static char s[40];

  53.     sprintf(s, "%d/%d", R, C);		// text for each cell

  54. 

  55.     switch ( context )

  56.     {

  57. 	case CONTEXT_STARTPAGE:

  58. 	    fl_font(FL_HELVETICA, 16);

  59. 	    return;

  60. 

  61. 	case CONTEXT_COL_HEADER:

  62. 	    fl_push_clip(X, Y, W, H);

  63. 	    {

  64. 		fl_draw_box(FL_THIN_UP_BOX, X, Y, W, H, col_header_color());

  65. 		fl_color(FL_BLACK);

  66. 		fl_draw(s, X, Y, W, H, FL_ALIGN_CENTER);

  67. 	    }

  68. 	    fl_pop_clip();

  69. 	    return;

  70. 

  71. 	case CONTEXT_ROW_HEADER:

  72. 	    fl_push_clip(X, Y, W, H);

  73. 	    {

  74. 		fl_draw_box(FL_THIN_UP_BOX, X, Y, W, H, row_header_color());

  75. 		fl_color(FL_BLACK);

  76. 		fl_draw(s, X, Y, W, H, FL_ALIGN_CENTER);

  77. 	    }

  78. 	    fl_pop_clip();

  79. 	    return;

  80. 

  81. 	case CONTEXT_CELL:

  82. 	{

  83. 	    fl_push_clip(X, Y, W, H);

  84. 	    {

  85. 	        // BG COLOR

  86. 		fl_color( row_selected(R) ? selection_color() : cell_bgcolor);

  87. 		fl_rectf(X, Y, W, H);

  88. 

  89. 		// TEXT

  90. 		fl_color(cell_fgcolor);

  91. 		fl_draw(s, X, Y, W, H, FL_ALIGN_CENTER);

  92. 

  93. 		// BORDER

  94. 		fl_color(color()); 

  95. 		fl_rect(X, Y, W, H);

  96. 	    }

  97. 	    fl_pop_clip();

  98. 	    return;

  99. 	}

  100. 

  101. 	case CONTEXT_TABLE:

  102. 	    fprintf(stderr, "TABLE CONTEXT CALLED\n");

  103. 	    return;

  104. 

  105. 	case CONTEXT_ENDPAGE:

  106. 	case CONTEXT_RC_RESIZE:

  107. 	case CONTEXT_NONE:

  108. 	    return;

  109.     }

  110. }

  111. 

  112. // Callback whenever someone clicks on different parts of the table

  113. void DemoTable::event_callback(Fl_Widget*, void *data)

  114. {

  115.     DemoTable *o = (DemoTable*)data;

  116.     o->event_callback2();

  117. }

  118. 

  119. void DemoTable::event_callback2()

  120. {

  121.     int R = callback_row(),

  122.         C = callback_col();

  123.     TableContext context = callback_context();

  124.     printf("'%s' callback: ", (label() ? label() : "?"));

  125.     printf("Row=%d Col=%d Context=%d Event=%d InteractiveResize? %d\n",

  126. 	    R, C, (int)context, (int)Fl::event(), (int)is_interactive_resize());

  127. }

  128. 

  129. // GLOBAL TABLE WIDGET

  130. static DemoTable *G_table = 0;

  131. 

  132. void setrows_cb(Fl_Widget*, void *data)

  133. {

  134.     Fl_Input *in = (Fl_Input*)data;

  135.     int rows = atoi(in->value());

  136.     if ( rows < 0 ) rows = 0;

  137.     G_table->rows(rows);

  138. }

  139. 

  140. void setcols_cb(Fl_Widget*, void *data)

  141. {

  142.     Fl_Input *in = (Fl_Input*)data;

  143.     int cols = atoi(in->value());

  144.     if ( cols < 0 ) cols = 0;

  145.     G_table->cols(cols);

  146. }

  147. 

  148. void setrowheader_cb(Fl_Widget*, void *data)

  149. {

  150.     Fl_Check_Button *check = (Fl_Check_Button*)data;

  151.     G_table->row_header(check->value());

  152. }

  153. 

  154. void setcolheader_cb(Fl_Widget*, void *data)

  155. {

  156.     Fl_Check_Button *check = (Fl_Check_Button*)data;

  157.     G_table->col_header(check->value());

  158. }

  159. 

  160. void setrowresize_cb(Fl_Widget*, void *data)

  161. {

  162.     Fl_Check_Button *check = (Fl_Check_Button*)data;

  163.     G_table->row_resize(check->value());

  164. }

  165. 

  166. void setcolresize_cb(Fl_Widget*, void *data)

  167. {

  168.     Fl_Check_Button *check = (Fl_Check_Button*)data;

  169.     G_table->col_resize(check->value());

  170. }

  171. 

  172. void setpositionrow_cb(Fl_Widget *w, void *data)

  173. {

  174.     Fl_Input *in = (Fl_Input*)data;

  175.     int toprow = atoi(in->value());

  176.     if ( toprow < 0 || toprow >= G_table->rows() ) 

  177.         { fl_alert("Must be in range 0 thru #rows"); }

  178.     else

  179.         { G_table->row_position(toprow); }

  180. }

  181. 

  182. void setpositioncol_cb(Fl_Widget *w, void *data)

  183. {

  184.     Fl_Input *in = (Fl_Input*)data;

  185.     int leftcol = atoi(in->value());

  186.     if ( leftcol < 0 || leftcol >= G_table->cols() ) 

  187.         { fl_alert("Must be in range 0 thru #cols"); }

  188.     else

  189.         { G_table->col_position(leftcol); }

  190. }

  191. 

  192. void setrowheaderwidth_cb(Fl_Widget *w, void *data)

  193. {

  194.     Fl_Input *in = (Fl_Input*)data;

  195.     int val = atoi(in->value());

  196.     if ( val < 1 ) { val = 1; in->value("1"); }

  197.     G_table->row_header_width(val);

  198. }

  199. 

  200. void setcolheaderheight_cb(Fl_Widget *w, void *data)

  201. {

  202.     Fl_Input *in = (Fl_Input*)data;

  203.     int val = atoi(in->value());

  204.     if ( val < 1 ) { val = 1; in->value("1"); }

  205.     G_table->col_header_height(val);

  206. }

  207. 

  208. void setrowheadercolor_cb(Fl_Widget *w, void *data)

  209. {

  210.     Fl_Input *in = (Fl_Input*)data;

  211.     int val = atoi(in->value());

  212.     if ( val < 0 ) { fl_alert("Must be a color >0"); }

  213.     else { G_table->row_header_color(Fl_Color(val)); }

  214. }

  215. 

  216. void setcolheadercolor_cb(Fl_Widget *w, void *data)

  217. {

  218.     Fl_Input *in = (Fl_Input*)data;

  219.     int val = atoi(in->value());

  220.     if ( val < 0 ) { fl_alert("Must be a color >0"); }

  221.     else { G_table->col_header_color(Fl_Color(val)); }

  222. }

  223. 

  224. void setrowheightall_cb(Fl_Widget *w, void *data)

  225. {

  226.     Fl_Input *in = (Fl_Input*)data;

  227.     int val = atoi(in->value());

  228.     if ( val < 0 ) { val = 0; in->value("0"); }

  229.     G_table->row_height_all(val);

  230. }

  231. 

  232. void setcolwidthall_cb(Fl_Widget *w, void *data)

  233. {

  234.     Fl_Input *in = (Fl_Input*)data;

  235.     int val = atoi(in->value());

  236.     if ( val < 0 ) { val = 0; in->value("0"); }

  237.     G_table->col_width_all(val);

  238. }

  239. 

  240. void settablecolor_cb(Fl_Widget *w, void *data)

  241. {

  242.     Fl_Input *in = (Fl_Input*)data;

  243.     int val = atoi(in->value());

  244.     if ( val < 0 ) { fl_alert("Must be a color >0"); }

  245.     else { G_table->color(Fl_Color(val)); }

  246.     G_table->redraw();

  247. }

  248. 

  249. void setcellfgcolor_cb(Fl_Widget *w, void *data)

  250. {

  251.     Fl_Input *in = (Fl_Input*)data;

  252.     int val = atoi(in->value());

  253.     if ( val < 0 ) { fl_alert("Must be a color >0"); }

  254.     else { G_table->SetCellFGColor(Fl_Color(val)); }

  255.     G_table->redraw();

  256. }

  257. 

  258. void setcellbgcolor_cb(Fl_Widget *w, void *data)

  259. {

  260.     Fl_Input *in = (Fl_Input*)data;

  261.     int val = atoi(in->value());

  262.     if ( val < 0 ) { fl_alert("Must be a color >0"); }

  263.     else { G_table->SetCellBGColor(Fl_Color(val)); }

  264.     G_table->redraw();

  265. }

  266. 

  267. char *itoa(int val)

  268. {

  269.     static char s[80];

  270.     sprintf(s, "%d", val);

  271.     return(s);

  272. }

  273. 

  274. void tablebox_choice_cb(Fl_Widget *w, void *data)

  275. {

  276.     G_table->table_box((Fl_Boxtype)(fl_intptr_t)data);

  277.     G_table->redraw();

  278. }

  279. 

  280. void widgetbox_choice_cb(Fl_Widget *w, void *data)

  281. {

  282.     G_table->box((Fl_Boxtype)(fl_intptr_t)data);

  283.     G_table->resize(G_table->x(), G_table->y(), G_table->w(), G_table->h());

  284. }

  285. 

  286. void type_choice_cb(Fl_Widget *w, void *data)

  287. {

  288.     G_table->type((Fl_Table_Row::TableRowSelectMode)(fl_intptr_t)data);

  289. }

  290. 

  291. Fl_Menu_Item tablebox_choices[] = {

  292.   {"No Box",         0, tablebox_choice_cb, (void*)FL_NO_BOX },

  293.   {"Flat Box",       0, tablebox_choice_cb, (void*)FL_FLAT_BOX },

  294.   {"Up Box",         0, tablebox_choice_cb, (void*)FL_UP_BOX },

  295.   {"Down Box",       0, tablebox_choice_cb, (void*)FL_DOWN_BOX },

  296.   {"Up Frame",       0, tablebox_choice_cb, (void*)FL_UP_FRAME },

  297.   {"Down Frame",     0, tablebox_choice_cb, (void*)FL_DOWN_FRAME },

  298.   {"Thin Up Box",    0, tablebox_choice_cb, (void*)FL_THIN_UP_BOX },

  299.   {"Thin Down Box",  0, tablebox_choice_cb, (void*)FL_THIN_DOWN_BOX },

  300.   {"Thin Up Frame",  0, tablebox_choice_cb, (void*)FL_THIN_UP_FRAME },

  301.   {"Thin Down Frame",0, tablebox_choice_cb, (void*)FL_THIN_DOWN_FRAME },

  302.   {"Engraved Box",   0, tablebox_choice_cb, (void*)FL_ENGRAVED_BOX },

  303.   {"Embossed Box",   0, tablebox_choice_cb, (void*)FL_EMBOSSED_BOX },

  304.   {"Engraved Frame", 0, tablebox_choice_cb, (void*)FL_ENGRAVED_FRAME },

  305.   {"Embossed Frame", 0, tablebox_choice_cb, (void*)FL_EMBOSSED_FRAME },

  306.   {"Border Box",     0, tablebox_choice_cb, (void*)FL_BORDER_BOX },

  307.   {"Shadow Box",     0, tablebox_choice_cb, (void*)FL_SHADOW_BOX },

  308.   {"Border Frame",   0, tablebox_choice_cb, (void*)FL_BORDER_FRAME },

  309.   {0}

  310. };

  311. 

  312. Fl_Menu_Item widgetbox_choices[] = {

  313.   {"No Box",         0, widgetbox_choice_cb, (void*)FL_NO_BOX },

  314. //{"Flat Box",       0, widgetbox_choice_cb, (void*)FL_FLAT_BOX },

  315. //{"Up Box",         0, widgetbox_choice_cb, (void*)FL_UP_BOX },

  316. //{"Down Box",       0, widgetbox_choice_cb, (void*)FL_DOWN_BOX },

  317.   {"Up Frame",       0, widgetbox_choice_cb, (void*)FL_UP_FRAME },

  318.   {"Down Frame",     0, widgetbox_choice_cb, (void*)FL_DOWN_FRAME },

  319. //{"Thin Up Box",    0, widgetbox_choice_cb, (void*)FL_THIN_UP_BOX },

  320. //{"Thin Down Box",  0, widgetbox_choice_cb, (void*)FL_THIN_DOWN_BOX },

  321.   {"Thin Up Frame",  0, widgetbox_choice_cb, (void*)FL_THIN_UP_FRAME },

  322.   {"Thin Down Frame",0, widgetbox_choice_cb, (void*)FL_THIN_DOWN_FRAME },

  323. //{"Engraved Box",   0, widgetbox_choice_cb, (void*)FL_ENGRAVED_BOX },

  324. //{"Embossed Box",   0, widgetbox_choice_cb, (void*)FL_EMBOSSED_BOX },

  325.   {"Engraved Frame", 0, widgetbox_choice_cb, (void*)FL_ENGRAVED_FRAME },

  326.   {"Embossed Frame", 0, widgetbox_choice_cb, (void*)FL_EMBOSSED_FRAME },

  327. //{"Border Box",     0, widgetbox_choice_cb, (void*)FL_BORDER_BOX },

  328. //{"Shadow Box",     0, widgetbox_choice_cb, (void*)FL_SHADOW_BOX },

  329.   {"Border Frame",   0, widgetbox_choice_cb, (void*)FL_BORDER_FRAME },

  330.   {0}

  331. };

  332. 

  333. Fl_Menu_Item type_choices[] = {

  334.   {"SelectNone",         0, type_choice_cb, (void*)Fl_Table_Row::SELECT_NONE },

  335.   {"SelectSingle",       0, type_choice_cb, (void*)Fl_Table_Row::SELECT_SINGLE },

  336.   {"SelectMulti",        0, type_choice_cb, (void*)Fl_Table_Row::SELECT_MULTI },

  337.   {0}

  338. };

  339. 

  340. int main(int argc, char **argv)

  341. {

  342.     Fl_Window win(900, 730);

  343. 

  344.     G_table = new DemoTable(20, 20, 860, 460, "Demo");

  345.     G_table->selection_color(FL_YELLOW);

  346.     G_table->when(FL_WHEN_RELEASE|FL_WHEN_CHANGED);

  347.     G_table->table_box(FL_NO_BOX);

  348.     G_table->col_resize_min(4);

  349.     G_table->row_resize_min(4);

  350. 

  351.     // ROWS

  352.     G_table->row_header(1);

  353.     G_table->row_header_width(60);

  354.     G_table->row_resize(1);

  355.     G_table->rows(500);

  356.     G_table->row_height_all(20);

  357. 

  358.     // COLS

  359.     G_table->cols(500);

  360.     G_table->col_header(1);

  361.     G_table->col_header_height(25);

  362.     G_table->col_resize(1);

  363.     G_table->col_width_all(80);

  364. 

  365.     // Add children to window

  366.     win.begin();

  367. 

  368.     // ROW

  369.     Fl_Input setrows(150, 500, 120, 25, "Rows");

  370.     setrows.labelsize(12);

  371.     setrows.value(itoa(G_table->rows()));

  372.     setrows.callback(setrows_cb, (void*)&setrows);

  373.     setrows.when(FL_WHEN_RELEASE);

  374. 

  375.     Fl_Input rowheightall(400, 500, 120, 25, "Row Height");

  376.     rowheightall.labelsize(12);

  377.     rowheightall.value(itoa(G_table->row_height(0)));

  378.     rowheightall.callback(setrowheightall_cb, (void*)&rowheightall);

  379.     rowheightall.when(FL_WHEN_RELEASE);

  380. 

  381.     Fl_Input positionrow(650, 500, 120, 25, "Row Position");

  382.     positionrow.labelsize(12);

  383.     positionrow.value("1");

  384.     positionrow.callback(setpositionrow_cb, (void*)&positionrow);

  385.     positionrow.when(FL_WHEN_RELEASE);

  386. 

  387.     // COL

  388.     Fl_Input setcols(150, 530, 120, 25, "Cols");

  389.     setcols.labelsize(12);

  390.     setcols.value(itoa(G_table->cols()));

  391.     setcols.callback(setcols_cb, (void*)&setcols);

  392.     setcols.when(FL_WHEN_RELEASE);

  393. 

  394.     Fl_Input colwidthall(400, 530, 120, 25, "Col Width");

  395.     colwidthall.labelsize(12);

  396.     colwidthall.value(itoa(G_table->col_width(0)));

  397.     colwidthall.callback(setcolwidthall_cb, (void*)&colwidthall);

  398.     colwidthall.when(FL_WHEN_RELEASE);

  399. 

  400.     Fl_Input positioncol(650, 530, 120, 25, "Col Position");

  401.     positioncol.labelsize(12);

  402.     positioncol.value("1");

  403.     positioncol.callback(setpositioncol_cb, (void*)&positioncol);

  404.     positioncol.when(FL_WHEN_RELEASE);

  405. 

  406.     // ROW HEADER

  407.     Fl_Input rowheaderwidth(150, 570, 120, 25, "Row Header Width");

  408.     rowheaderwidth.labelsize(12);

  409.     rowheaderwidth.value(itoa(G_table->row_header_width()));

  410.     rowheaderwidth.callback(setrowheaderwidth_cb, (void*)&rowheaderwidth);

  411.     rowheaderwidth.when(FL_WHEN_RELEASE);

  412. 

  413.     Fl_Input rowheadercolor(400, 570, 120, 25, "Row Header Color");

  414.     rowheadercolor.labelsize(12);

  415.     rowheadercolor.value(itoa((int)G_table->row_header_color()));

  416.     rowheadercolor.callback(setrowheadercolor_cb, (void*)&rowheadercolor);

  417.     rowheadercolor.when(FL_WHEN_RELEASE);

  418. 

  419.     Fl_Check_Button rowheader(550, 570, 120, 25, "Row Headers?");

  420.     rowheader.labelsize(12);

  421.     rowheader.callback(setrowheader_cb, (void*)&rowheader);

  422.     rowheader.value(G_table->row_header() ? 1 : 0);

  423. 

  424.     Fl_Check_Button rowresize(700, 570, 120, 25, "Row Resize?");

  425.     rowresize.labelsize(12);

  426.     rowresize.callback(setrowresize_cb, (void*)&rowresize);

  427.     rowresize.value(G_table->row_resize() ? 1 : 0);

  428. 

  429.     // COL HEADER

  430.     Fl_Input colheaderheight(150, 600, 120, 25, "Col Header Height");

  431.     colheaderheight.labelsize(12);

  432.     colheaderheight.value(itoa(G_table->col_header_height()));

  433.     colheaderheight.callback(setcolheaderheight_cb, (void*)&colheaderheight);

  434.     colheaderheight.when(FL_WHEN_RELEASE);

  435. 

  436.     Fl_Input colheadercolor(400, 600, 120, 25, "Col Header Color");

  437.     colheadercolor.labelsize(12);

  438.     colheadercolor.value(itoa((int)G_table->col_header_color()));

  439.     colheadercolor.callback(setcolheadercolor_cb, (void*)&colheadercolor);

  440.     colheadercolor.when(FL_WHEN_RELEASE);

  441. 

  442.     Fl_Check_Button colheader(550, 600, 120, 25, "Col Headers?");

  443.     colheader.labelsize(12);

  444.     colheader.callback(setcolheader_cb, (void*)&colheader);

  445.     colheader.value(G_table->col_header() ? 1 : 0);

  446. 

  447.     Fl_Check_Button colresize(700, 600, 120, 25, "Col Resize?");

  448.     colresize.labelsize(12);

  449.     colresize.callback(setcolresize_cb, (void*)&colresize);

  450.     colresize.value(G_table->col_resize() ? 1 : 0);

  451. 

  452.     Fl_Choice tablebox(150, 640, 120, 25, "Table Box");

  453.     tablebox.labelsize(12);

  454.     tablebox.textsize(12);

  455.     tablebox.menu(tablebox_choices);

  456.     tablebox.value(0);

  457. 

  458.     Fl_Choice widgetbox(150, 670, 120, 25, "Widget Box");

  459.     widgetbox.labelsize(12);

  460.     widgetbox.textsize(12);

  461.     widgetbox.menu(widgetbox_choices);

  462.     widgetbox.value(2);		// down frame

  463. 

  464.     Fl_Input tablecolor(400, 640, 120, 25, "Table Color");

  465.     tablecolor.labelsize(12);

  466.     tablecolor.value(itoa((int)G_table->color()));

  467.     tablecolor.callback(settablecolor_cb, (void*)&tablecolor);

  468.     tablecolor.when(FL_WHEN_RELEASE);

  469. 

  470.     Fl_Input cellbgcolor(400, 670, 120, 25, "Cell BG Color");

  471.     cellbgcolor.labelsize(12);

  472.     cellbgcolor.value(itoa((int)G_table->GetCellBGColor()));

  473.     cellbgcolor.callback(setcellbgcolor_cb, (void*)&cellbgcolor);

  474.     cellbgcolor.when(FL_WHEN_RELEASE);

  475. 

  476.     Fl_Input cellfgcolor(400, 700, 120, 25, "Cell FG Color");

  477.     cellfgcolor.labelsize(12);

  478.     cellfgcolor.value(itoa((int)G_table->GetCellFGColor()));

  479.     cellfgcolor.callback(setcellfgcolor_cb, (void*)&cellfgcolor);

  480.     cellfgcolor.when(FL_WHEN_RELEASE);

  481. 

  482.     Fl_Choice type(650, 640, 120, 25, "Type");

  483.     type.labelsize(12);

  484.     type.textsize(12);

  485.     type.menu(type_choices);

  486.     type.value(2);

  487. 

  488.     win.end();

  489.     win.resizable(*G_table);

  490.     win.show(argc, argv);

  491. 

  492.     return(Fl::run());

  493. }