[Pkg-wmaker-commits] [wmbiff] 08/38: list new messages, currently only with an imap driver

[Doug Torrance]

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dtorrance-guest pushed a commit to tag wmbiff_0_4_16
in repository wmbiff.

commit 1b1311604d51fad77b4431e8e747f2c126ebc893
Author: bluehal <bluehal>
Date:   Wed Apr 16 08:13:22 2003 +0000

    list new messages, currently only with an imap driver
---
 wmbiff/MessageList.c | 210 +++++++++++++++++++++++++++++++++++++++++++++++++++
 wmbiff/MessageList.h |  12 +++
 2 files changed, 222 insertions(+)

diff --git a/wmbiff/MessageList.c b/wmbiff/MessageList.c
new file mode 100644
index 0000000..2441ef6
--- /dev/null
+++ b/wmbiff/MessageList.c
@@ -0,0 +1,210 @@
+#include "Client.h"
+#include "MessageList.h"
+#include <X11/Xlib.h>
+#ifdef HAVE_X11_XPM_H
+#include <X11/xpm.h>
+#endif
+#ifdef HAVE_XPM_H
+#include <xpm.h>
+#endif
+#include <X11/Xutil.h>			/* needed for Region on solaris? */
+#include <assert.h>
+
+#define min(a,b) ((a)<(b) ? (a) : (b))
+#define max(a,b) ((a)>(b) ? (a) : (b))
+#define LEFT_MAR 6
+#define RIGHT_MAR 6
+#define COL_SEP 4
+
+extern Display *display;
+extern Window Root;
+extern int screen;
+extern int x_fd;
+extern int d_depth;
+extern Window win;
+
+static XSizeHints mysizehints;
+extern Pixel back_pix, fore_pix;
+static Window newwin;
+static GC localGC;
+extern Pixel GetColor(const char *name);
+
+static XFontStruct *fn;
+static int fontHeight;
+extern const char *foreground;
+extern const char *background;
+static int loadFont(const char *fontname)
+{
+	if (display != NULL) {
+		fn = XLoadQueryFont(display, fontname);
+		if (fn) {
+			XSetFont(display, localGC, fn->fid);
+            fontHeight = fn->max_bounds.ascent + fn->max_bounds.descent + 2;
+			return 0;
+		} else {
+			printf("couldn't set font! (%s)\n", fontname);
+		}
+    }
+
+	return -1;
+}
+
+static int flush_expose(Window w) {
+	XEvent dummy;
+	int i = 0;
+
+	while (XCheckTypedWindowEvent(display, w, Expose, &dummy))
+		i++;
+
+	return i;
+}
+
+struct msglst *Headers;
+void msglst_show(Pop3 pc, int x, int y) {
+  int maxfrm = 0;
+  int maxsubj = 0;
+  int limit = 10;
+	XGCValues gcv;
+	unsigned long gcm;
+
+  /* local gc */
+	gcm = GCForeground | GCBackground | GCGraphicsExposures;
+	gcv.foreground = GetColor(foreground);
+	gcv.background = GetColor(background);
+	gcv.graphics_exposures = 0;
+	localGC = XCreateGC(display, Root, gcm, &gcv);
+
+  if(fn == NULL) {
+    /* loadFont? or use a proportional instead?  mmm. */
+    if( loadFont("-*-fixed-*-r-*-*-10-*-*-*-*-*-*-*") < 0) {
+      return ;
+    }
+  }
+  if(pc->getHeaders == NULL) {
+    DM(pc, DEBUG_INFO, "no getHeaders callback\n");
+    return;
+  }
+  Headers = pc->getHeaders(pc);
+  if(Headers == NULL) {
+#define NO_MSG "no new messages"
+    mysizehints.height = 5 + fontHeight;
+    mysizehints.width = XTextWidth(fn, NO_MSG, strlen(NO_MSG));
+    DM(pc, DEBUG_INFO, "no new messages\n");
+  } else {
+    struct msglst *h;
+    mysizehints.height = 5;
+    for(h = Headers; h != NULL && limit > 0; h=h->next, limit--) {
+      int frmlen;
+      char *c;
+      int subjlen;
+
+      if((c = index(h->from, '\r')) != NULL) {
+        *c = '\0'; /* chomp newlines */
+      }
+      if((c = index(h->subj, '\r')) != NULL) {
+        *c = '\0'; /* chomp newlines */
+      }
+
+      if((c = index(h->from, '<')) != NULL) {
+        *c = '\0'; /* chomp <foo at bar */
+      }
+      if(h->from[0] == '"') { /* remove "'s */
+        for(c=&h->from[1]; *c && *c != '"'; c++) {
+          *(c-1) = *c;
+        }
+        *(c-1) = '\0';
+      }
+
+
+      subjlen = XTextWidth(fn, h->subj, strlen(h->subj));
+      frmlen = XTextWidth(fn, h->from, strlen(h->from));
+      if(frmlen > maxfrm) { maxfrm = frmlen; }
+      if(subjlen > maxsubj) { maxsubj = subjlen; }
+      mysizehints.height += fontHeight;
+    }
+    mysizehints.width = maxfrm + maxsubj + LEFT_MAR + RIGHT_MAR + COL_SEP;
+  }
+
+  /* Create a window to hold the stuff */
+  mysizehints.flags = USSize | USPosition;
+  mysizehints.x = max( x-mysizehints.width, 0);
+  mysizehints.y = max( y-mysizehints.height, 0);
+
+  newwin = XCreateSimpleWindow(display, Root, mysizehints.x, mysizehints.y,
+                            mysizehints.width, mysizehints.height,
+                            2, gcv.foreground, gcv.background);
+  XSetWMNormalHints(display, newwin, &mysizehints);
+  XStoreName(display, newwin, pc->label);
+  XSelectInput(display, newwin, ExposureMask);
+
+  {  /* I confess I don't know what this does or whether it matters */
+    XSetWindowAttributes xswa;
+    xswa.backing_store = Always;
+    xswa.bit_gravity = CenterGravity;
+    XChangeWindowAttributes(display, newwin, CWBackingStore | CWBitGravity, &xswa);
+  }
+
+  XMapWindow(display, newwin);
+}
+
+/* may be called without the window open */
+void msglst_hide(void) {
+  if(newwin) {
+    struct msglst *n,*h;
+    flush_expose(newwin); /* swallow the messages */
+    XDestroyWindow(display, newwin);
+    //   } else {
+    // no window fprintf(stderr, "unexpected error destroying msglist window\n");
+    for(h = Headers; h != NULL ; ) {
+      n = h->next;
+      free(h);
+      h=n;
+    }
+    newwin = 0;
+  }
+}
+
+void msglst_redraw(void) {
+  XEvent dummy;
+  unsigned int width, height;
+  unsigned int bw, d;
+  int x, y;
+  Window r;
+
+  if(newwin == 0) { return; }
+
+  while (XCheckTypedWindowEvent(display, newwin, Expose, &dummy));
+  XGetGeometry(display, newwin, &r, &x, &y, &width, &height, &bw, &d);
+
+  XSetForeground(display, localGC, GetColor(background));
+  XFillRectangle(display, newwin, localGC, 0, 0, width, height);
+
+  XSetForeground(display, localGC, GetColor(foreground));
+  XSetBackground(display, localGC, GetColor(background));
+
+  if(Headers == NULL) {
+    XDrawString(display, newwin, localGC, 0, fontHeight,
+                                    NO_MSG, strlen(NO_MSG));
+    flush_expose(newwin);
+  } else {
+    int linenum;
+    struct msglst *h;
+    int limit = 10;
+    int maxfrm = 0;
+
+    /* draw the from lines */
+    for(h = Headers, linenum = 0; h != NULL && linenum < limit; h=h->next, linenum++) {
+      int frm = XTextWidth(fn, h->from, strlen(h->from));
+      if(frm > maxfrm) { maxfrm = frm; }
+      XDrawString(display, newwin, localGC, LEFT_MAR, (linenum + 1) * fontHeight,
+                                      h->from, strlen(h->from));
+    }
+
+    /* draw the subject lines */
+    for(h = Headers, linenum = 0; h != NULL && linenum < limit; h=h->next, linenum++) {
+      XDrawString(display, newwin, localGC, LEFT_MAR + maxfrm + COL_SEP, 
+                                 (linenum + 1) * fontHeight,
+                                 h->subj, strlen(h->subj));
+    }
+  }
+}
diff --git a/wmbiff/MessageList.h b/wmbiff/MessageList.h
new file mode 100644
index 0000000..796a058
--- /dev/null
+++ b/wmbiff/MessageList.h
@@ -0,0 +1,12 @@
+
+#define SUBJ_LEN 50
+#define FROM_LEN 22
+struct msglst {
+  struct msglst *next;
+  char subj[SUBJ_LEN];
+  char from[FROM_LEN];
+};
+
+void msglst_show(Pop3 pc, int x, int y);
+void msglst_hide(void);
+void msglst_redraw(void);

-- 
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