1: /* $Id: 1048611.html,v 1.1.1.1 2000/08/28 11:39:25 hidetosi Exp $ */
2: #include <btron/btron.h>
3: #include <btron/hmi.h>
4: #include <btron/vobj.h>
5: #include <typedef.h>
6: #include <bstdlib.h>
7: #include "paperbox.h"
8: #include "view.h"
9: #include "doc.h"
10:
11: W idBar[2];
12:
13:
14: BOOL SetBarValue(W aidWnd)
15: {
16: W value[4];
17: RECT rctWnd,rctDoc;
18: static RECT rctOldWnd={{0,0,0,0}},rctOldDoc={{0,0,0,0}};
19:
20: rctDoc=GetDocRect();
21: rctDoc.c.top=0;
22: rctDoc.c.left=0;
23: wget_wrk(aidWnd,&rctWnd);
24:
25: if(rctWnd.c.top!=rctOldWnd.c.top || rctWnd.c.bottom!=rctOldWnd.c.bottom ||
26: rctDoc.c.top!=rctOldDoc.c.top || rctDoc.c.bottom!=rctOldDoc.c.bottom)
27: {
28: value[0]=rctWnd.c.top;
29: value[1]=rctWnd.c.bottom;
30: value[2]=rctDoc.c.top;
31: value[3]=rctDoc.c.bottom;
32: if(value[0]<value[2])
33: value[2]=value[0];
34: if(value[1]>value[3])
35: value[3]=value[1];
36:
37: cset_val(idBar[RIGHTBAR],4,value);
38: }
39: if(rctWnd.c.left!=rctOldWnd.c.left ||
40: rctWnd.c.right!=rctOldWnd.c.right ||
41: rctDoc.c.left!=rctOldDoc.c.left ||
42: rctDoc.c.right!=rctOldDoc.c.right)
43: {
44: value[0]=rctWnd.c.right;
45: value[1]=rctWnd.c.left;
46: value[2]=rctDoc.c.right;
47: value[3]=rctDoc.c.left;
48: if(value[0]>value[2])
49: value[2]=value[0];
50: if(value[1]<value[3])
51: value[3]=value[1];
52:
53: cset_val(idBar[BOTTOMBAR],4,value);
54: }
55: rctOldWnd=rctWnd;
56: rctOldDoc=rctDoc;
57: return TRUE;
58: }
59:
60:
61: BOOL InitScrollBar(W aidWnd)
62: {
63: /* スクロールバーのパーツ ID を取り出す */
64: wget_bar(aidWnd,&idBar[RIGHTBAR],&idBar[BOTTOMBAR],NULL);
65:
66: /* スムーズスクロール */
67: cchg_par( idBar[RIGHTBAR], P_DRAGBREAK|P_NORMAL|P_ENABLE );
68: cchg_par( idBar[BOTTOMBAR], P_DRAGBREAK|P_NORMAL|P_ENABLE );
69:
70: SetBarValue(aidWnd);
71:
72: return TRUE;
73: }
74:
75:
76: void ScrollByBarDifference(int aiBar,W* apwOld,W* apwNew,W aidWnd)
77: {
78: W idDrawEnv;
79: W wMove;
80: W err;
81: RECT rctWork;
82:
83: if(apwNew[0]==apwOld[0])
84: return;
85:
86: idDrawEnv=wget_gid(aidWnd); /* 描画環境の取得 */
87: wget_wrk(aidWnd,&rctWork);
88: gset_vis(idDrawEnv,rctWork); /* 領域のセット */
89:
90: wMove=apwOld[0]-apwNew[0];
91: if(aiBar==RIGHTBAR)
92: err=wscr_wnd(aidWnd,(RECT*)NULL,0,wMove,W_SCRL|W_RDSET);
93: else
94: err=wscr_wnd(aidWnd,(RECT*)NULL,wMove,0,W_SCRL|W_RDSET);
95:
96: SetBarValue(aidWnd);
97:
98: if(err&W_RDSET) /* 再表示が必要なら */
99: DrawView(aidWnd);
100: }
101:
102:
103:
104: void BarMove(int aiBar,int aiDirection,W aiSmoothOrArea,W aidWnd,BOOL aisEnlarge)
105: /* aiDirection; 移動方向 1:正 -1:負 */
106: /* aiSmoothOrArea; P_SMOOTH P_AREA */
107: {
108: static W wHeight=16; /* 文字の高さ */ /* "16"に固定(toriumi) */
109: W pwOld[4];
110: W pwBarValue[4];
111: int iKnobSize;
112:
113: /* gget_fntのlinkができないため、以下の行を削除(toriumi)
114: if(wHeight==0)
115: {
116: TC DevName[11];
117: DEV_SPEC spec;
118: FNTINFO info;
119: W wGid;
120:
121: wGid=wget_gid(aidWnd);
122: gget_dev(wGid,DevName);
123: gget_spc(DevName,&spec);
124: gget_fnt(wGid,NULL,&info);
125: wHeight=info.height;
126: }
127: */
128: cget_val(idBar[aiBar],4,pwOld);
129: pwBarValue[0]=pwOld[0];
130: pwBarValue[1]=pwOld[1];
131: pwBarValue[2]=pwOld[2];
132: pwBarValue[3]=pwOld[3];
133:
134: iKnobSize=pwOld[0]-pwOld[1];
135: if(iKnobSize<0)
136: iKnobSize=-iKnobSize;
137:
138: if(aiSmoothOrArea==P_SMOOTH)
139: {
140: pwBarValue[0]+=wHeight*aiDirection;
141: pwBarValue[1]+=wHeight*aiDirection;
142: }else{
143: pwBarValue[0]+=iKnobSize*aiDirection;
144: pwBarValue[1]+=iKnobSize*aiDirection;
145: }
146:
147: if(pwBarValue[0]>pwBarValue[2] && aiBar==BOTTOMBAR && !aisEnlarge)
148: { /* 右端を越えた */
149: pwBarValue[0]=pwBarValue[2];
150: pwBarValue[1]=pwBarValue[2]-iKnobSize;
151: }else
152: if(pwBarValue[0]<pwBarValue[2] && aiBar==RIGHTBAR && !aisEnlarge)
153: { /* 上端を越えた */
154: pwBarValue[0]=pwBarValue[2];
155: pwBarValue[1]=pwBarValue[2]+iKnobSize;
156: }else
157: if(pwBarValue[1]<pwBarValue[3] && aiBar==BOTTOMBAR && !aisEnlarge)
158: { /* 左端を越えた */
159: pwBarValue[1]=pwBarValue[3];
160: pwBarValue[0]=pwBarValue[3]+iKnobSize;
161: }else
162: if(pwBarValue[1]>pwBarValue[3] && aiBar==RIGHTBAR && !aisEnlarge)
163: { /* 右端を越えた */
164: pwBarValue[1]=pwBarValue[3];
165: pwBarValue[0]=pwBarValue[3]-iKnobSize;
166: }
167:
168: if(pwBarValue[0]<0 && aiBar==RIGHTBAR)
169: {
170: pwBarValue[0]=0;
171: pwBarValue[1]=iKnobSize;
172: }
173: if(pwBarValue[1]<0 && aiBar==BOTTOMBAR)
174: {
175: pwBarValue[0]=iKnobSize;
176: pwBarValue[1]=0;
177: }
178:
179: /* cset_val(idBar[aiBar],4,pwBarValue);*/
180:
181: ScrollByBarDifference(aiBar,pwOld,pwBarValue,aidWnd);
182: }
183:
184:
185: void ActScrollBar(int aiBar,WEVENT* aevWnd)
186: {
187: UW ret;
188: W pwOldBarValue[4];
189:
190: cget_val(idBar[aiBar],4,pwOldBarValue);
191: while( ((ret=cact_par(idBar[aiBar],aevWnd))&0x6000) == 0x6000 )
192: { /* 中断の時 */
193: if(ret&0x0008) /* ジャンプ移動の中断なら */
194: {
195: W pwNewBarValue[4];
196:
197: cget_val(idBar[aiBar],4,pwNewBarValue);
198: ScrollByBarDifference(aiBar,pwOldBarValue,
199: pwNewBarValue,aevWnd->s.wid);
200: cget_val(idBar[aiBar],4,pwOldBarValue);
201: }else{ /* スムーズ移動の中断 */
202: if(ret&0x0001) /* 増加方向なら */
203: BarMove(aiBar,1,P_SMOOTH,aevWnd->s.wid,FALSE);
204: else /* 減少方向なら */
205: BarMove(aiBar,-1,P_SMOOTH,aevWnd->s.wid,FALSE);
206: aevWnd->s.type=EV_NULL;
207: }
208: }
209: if( (ret&0x100c) == 0x1004 ) /* エリア移動の時 */
210: {
211: if(ret&0x0001) /* 増加方向なら */
212: BarMove(aiBar,1,P_AREA,aevWnd->s.wid,FALSE);
213: else /* 減少方向なら */
214: BarMove(aiBar,-1,P_AREA,aevWnd->s.wid,FALSE);
215: }else if( (ret&0x100c) == 0x1000 ) /* スムーズ移動の時 */
216: {
217: if(ret&0x0001) /* 増加方向なら */
218: BarMove(aiBar,1,P_SMOOTH,aevWnd->s.wid,FALSE);
219: else /* 減少方向なら */
220: BarMove(aiBar,-1,P_SMOOTH,aevWnd->s.wid,FALSE);
221: }else if( (ret&0x100c) == 0x1008 ) /* ジャンプ移動の時 */
222: {
223: W pwNewBarValue[4];
224:
225: cget_val(idBar[aiBar],4,pwNewBarValue);
226: ScrollByBarDifference(aiBar,pwOldBarValue,pwNewBarValue,aevWnd->s.wid);
227: }
228: }
229: